diff --git a/VERSION b/VERSION
index 351f7dc2..736eaca4 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.2.18-release
+1.2.19-release
diff --git a/examples/generic/pom.xml b/examples/generic/pom.xml
index 4576b085..a13ef106 100644
--- a/examples/generic/pom.xml
+++ b/examples/generic/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/examples/uhost/pom.xml b/examples/uhost/pom.xml
index 26c1f4bd..4683352e 100644
--- a/examples/uhost/pom.xml
+++ b/examples/uhost/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-uhost</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/pom.xml b/pom.xml
index a5d2dd58..929c7d15 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <groupId>cn.ucloud</groupId>
     <artifactId>ucloud-sdk-java</artifactId>
     <packaging>pom</packaging>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
     <modules>
         <module>ucloud-sdk-java-common</module>
         <module>ucloud-sdk-java-cube</module>
diff --git a/ucloud-sdk-java-common/pom.xml b/ucloud-sdk-java-common/pom.xml
index 8f328ebb..eaea7e85 100644
--- a/ucloud-sdk-java-common/pom.xml
+++ b/ucloud-sdk-java-common/pom.xml
@@ -7,12 +7,12 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-common</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
diff --git a/ucloud-sdk-java-cube/pom.xml b/ucloud-sdk-java-cube/pom.xml
index 2995d0c3..3c71b921 100644
--- a/ucloud-sdk-java-cube/pom.xml
+++ b/ucloud-sdk-java-cube/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-cube</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ipsecvpn/pom.xml b/ucloud-sdk-java-ipsecvpn/pom.xml
index 5856a726..63ad7c69 100644
--- a/ucloud-sdk-java-ipsecvpn/pom.xml
+++ b/ucloud-sdk-java-ipsecvpn/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ipsecvpn</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-pathx/pom.xml b/ucloud-sdk-java-pathx/pom.xml
index 77cee84a..cfd00929 100644
--- a/ucloud-sdk-java-pathx/pom.xml
+++ b/ucloud-sdk-java-pathx/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-pathx</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-sts/pom.xml b/ucloud-sdk-java-sts/pom.xml
index 1884dd28..a3e3626a 100644
--- a/ucloud-sdk-java-sts/pom.xml
+++ b/ucloud-sdk-java-sts/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-sts</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uaccount/pom.xml b/ucloud-sdk-java-uaccount/pom.xml
index 253b52f4..30483e9a 100644
--- a/ucloud-sdk-java-uaccount/pom.xml
+++ b/ucloud-sdk-java-uaccount/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uaccount</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ubill/pom.xml b/ucloud-sdk-java-ubill/pom.xml
index bae3ddf0..d5549e43 100644
--- a/ucloud-sdk-java-ubill/pom.xml
+++ b/ucloud-sdk-java-ubill/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ubill</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ucdn/pom.xml b/ucloud-sdk-java-ucdn/pom.xml
index 9a94586b..6508d745 100644
--- a/ucloud-sdk-java-ucdn/pom.xml
+++ b/ucloud-sdk-java-ucdn/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ucdn</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ucompshare/pom.xml b/ucloud-sdk-java-ucompshare/pom.xml
index 8aee9679..dad34141 100644
--- a/ucloud-sdk-java-ucompshare/pom.xml
+++ b/ucloud-sdk-java-ucompshare/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ucompshare</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ucompshare/src/main/java/cn/ucloud/ucompshare/models/CreateULHostInstanceRequest.java b/ucloud-sdk-java-ucompshare/src/main/java/cn/ucloud/ucompshare/models/CreateULHostInstanceRequest.java
index 8483affb..aa100210 100644
--- a/ucloud-sdk-java-ucompshare/src/main/java/cn/ucloud/ucompshare/models/CreateULHostInstanceRequest.java
+++ b/ucloud-sdk-java-ucompshare/src/main/java/cn/ucloud/ucompshare/models/CreateULHostInstanceRequest.java
@@ -62,6 +62,21 @@ public class CreateULHostInstanceRequest extends Request {
     @UCloudParam("Quantity")
     private Integer quantity;
 
+    /** VPC ID。默认为当前地域的默认VPC。 */
+    @UCloudParam("VPCId")
+    private String vpcId;
+
+    /** 子网 ID。默认为当前地域的默认子网。 */
+    @UCloudParam("SubnetId")
+    private String subnetId;
+
+    /**
+     * 防火墙ID，默认：Web推荐防火墙。如何查询SecurityGroupId请参见
+     * [DescribeFirewall](api/unet-api/describe_firewall.html)。
+     */
+    @UCloudParam("SecurityGroupId")
+    private String securityGroupId;
+
     /** 主机代金券ID。请通过DescribeCoupon接口查询，或登录用户中心查看 */
     @UCloudParam("CouponId")
     private String couponId;
@@ -130,6 +145,30 @@ public void setQuantity(Integer quantity) {
         this.quantity = quantity;
     }
 
+    public String getVPCId() {
+        return vpcId;
+    }
+
+    public void setVPCId(String vpcId) {
+        this.vpcId = vpcId;
+    }
+
+    public String getSubnetId() {
+        return subnetId;
+    }
+
+    public void setSubnetId(String subnetId) {
+        this.subnetId = subnetId;
+    }
+
+    public String getSecurityGroupId() {
+        return securityGroupId;
+    }
+
+    public void setSecurityGroupId(String securityGroupId) {
+        this.securityGroupId = securityGroupId;
+    }
+
     public String getCouponId() {
         return couponId;
     }
diff --git a/ucloud-sdk-java-udb/pom.xml b/ucloud-sdk-java-udb/pom.xml
index 2e487d3e..f739b7f9 100644
--- a/ucloud-sdk-java-udb/pom.xml
+++ b/ucloud-sdk-java-udb/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-udb</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeRequest.java b/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeRequest.java
index efb0f9ee..fe5b1b39 100644
--- a/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeRequest.java
+++ b/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeRequest.java
@@ -20,17 +20,19 @@
 
 public class DescribeUDBTypeRequest extends Request {
 
-    /** 地域。 参见 [地域和可用区列表](../summary/regionlist.html) */
+    /** 地域。 参见 [地域和可用区列表](https://docs.ucloud.cn/api/summary/regionlist) */
     @NotEmpty
     @UCloudParam("Region")
     private String region;
 
-    /** 可用区。参见 [可用区列表](../summary/regionlist.html) */
+    /** 可用区。参见 [可用区列表](https://docs.ucloud.cn/api/summary/regionlist) */
     @NotEmpty
     @UCloudParam("Zone")
     private String zone;
 
-    /** 跨可用区高可用DB的备库所在区域，仅当该可用区支持跨可用区高可用时填入。参见 [可用区列表](../summary/regionlist.html) */
+    /**
+     * 跨可用区高可用DB的备库所在区域，仅当该可用区支持跨可用区高可用时填入。参见 [可用区列表](https://docs.ucloud.cn/api/summary/regionlist)
+     */
     @UCloudParam("BackupZone")
     private String backupZone;
 
@@ -50,6 +52,10 @@ public class DescribeUDBTypeRequest extends Request {
     @UCloudParam("CompatibleWithDBType")
     private String compatibleWithDBType;
 
+    /** 返回从备份创建实例时，该小版本号所支持的备份创建小版本。如果没传，则表示不是从备份创建。 */
+    @UCloudParam("DBSubVersion")
+    private String dbSubVersion;
+
     public String getRegion() {
         return region;
     }
@@ -105,4 +111,12 @@ public String getCompatibleWithDBType() {
     public void setCompatibleWithDBType(String compatibleWithDBType) {
         this.compatibleWithDBType = compatibleWithDBType;
     }
+
+    public String getDBSubVersion() {
+        return dbSubVersion;
+    }
+
+    public void setDBSubVersion(String dbSubVersion) {
+        this.dbSubVersion = dbSubVersion;
+    }
 }
diff --git a/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeResponse.java b/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeResponse.java
index 0ad461a6..5d936a0c 100644
--- a/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeResponse.java
+++ b/ucloud-sdk-java-udb/src/main/java/cn/ucloud/udb/models/DescribeUDBTypeResponse.java
@@ -43,6 +43,10 @@ public static class UDBTypeSet extends Response {
         @SerializedName("DBTypeId")
         private String dbTypeId;
 
+        /** mysql子版本，如mysql-8.0.25,mysql-8.0.16 */
+        @SerializedName("DBSubVersion")
+        private String dbSubVersion;
+
         public String getDBTypeId() {
             return dbTypeId;
         }
@@ -50,5 +54,13 @@ public String getDBTypeId() {
         public void setDBTypeId(String dbTypeId) {
             this.dbTypeId = dbTypeId;
         }
+
+        public String getDBSubVersion() {
+            return dbSubVersion;
+        }
+
+        public void setDBSubVersion(String dbSubVersion) {
+            this.dbSubVersion = dbSubVersion;
+        }
     }
 }
diff --git a/ucloud-sdk-java-udbproxy/pom.xml b/ucloud-sdk-java-udbproxy/pom.xml
index 56ab786e..d5273e53 100644
--- a/ucloud-sdk-java-udbproxy/pom.xml
+++ b/ucloud-sdk-java-udbproxy/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-udbproxy</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-udi/pom.xml b/ucloud-sdk-java-udi/pom.xml
index a2e65d79..4524be08 100644
--- a/ucloud-sdk-java-udi/pom.xml
+++ b/ucloud-sdk-java-udi/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-udi</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-udisk/pom.xml b/ucloud-sdk-java-udisk/pom.xml
index b7b4b181..eb4af231 100644
--- a/ucloud-sdk-java-udisk/pom.xml
+++ b/ucloud-sdk-java-udisk/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-udisk</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-udpn/pom.xml b/ucloud-sdk-java-udpn/pom.xml
index 52a2fafe..e1b387d9 100644
--- a/ucloud-sdk-java-udpn/pom.xml
+++ b/ucloud-sdk-java-udpn/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-udpn</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uec/pom.xml b/ucloud-sdk-java-uec/pom.xml
index 8b522bb1..5aaba627 100644
--- a/ucloud-sdk-java-uec/pom.xml
+++ b/ucloud-sdk-java-uec/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uec</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uewaf/pom.xml b/ucloud-sdk-java-uewaf/pom.xml
index 01365ef1..c4dee010 100644
--- a/ucloud-sdk-java-uewaf/pom.xml
+++ b/ucloud-sdk-java-uewaf/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uewaf</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/AddWafDomainHostInfoRequest.java b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/AddWafDomainHostInfoRequest.java
index cca97be3..7ecb48be 100644
--- a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/AddWafDomainHostInfoRequest.java
+++ b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/AddWafDomainHostInfoRequest.java
@@ -74,6 +74,10 @@ public class AddWafDomainHostInfoRequest extends Request {
     @UCloudParam("Http2")
     private String http2;
 
+    /** 源站负载策略，默认为轮询RR，可填：IpHash、RR */
+    @UCloudParam("SrcLBMode")
+    private String srcLBMode;
+
     public String getProjectId() {
         return projectId;
     }
@@ -169,4 +173,12 @@ public String getHttp2() {
     public void setHttp2(String http2) {
         this.http2 = http2;
     }
+
+    public String getSrcLBMode() {
+        return srcLBMode;
+    }
+
+    public void setSrcLBMode(String srcLBMode) {
+        this.srcLBMode = srcLBMode;
+    }
 }
diff --git a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafAttackDetailListInfoRequest.java b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafAttackDetailListInfoRequest.java
index 1afccee6..22e81b2e 100644
--- a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafAttackDetailListInfoRequest.java
+++ b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafAttackDetailListInfoRequest.java
@@ -13,11 +13,12 @@
  */
 package cn.ucloud.uewaf.models;
 
-
 import cn.ucloud.common.annotation.NotEmpty;
 import cn.ucloud.common.annotation.UCloudParam;
 import cn.ucloud.common.request.Request;
 
+import java.util.List;
+
 public class DescribeWafAttackDetailListInfoRequest extends Request {
 
     /** 项目ID，不填表示默认项目 */
@@ -43,15 +44,15 @@ public class DescribeWafAttackDetailListInfoRequest extends Request {
      * "protocol", "other"]
      */
     @UCloudParam("AttackType")
-    private String attackType;
+    private List<String> attackType;
 
     /** 风险级别 */
     @UCloudParam("RiskRank")
-    private String riskRank;
+    private List<String> riskRank;
 
     /** 匹配动作，拦截、放行、告警 */
     @UCloudParam("ActionType")
-    private String actionType;
+    private List<String> actionType;
 
     /** 自定义开始时间戳 */
     @UCloudParam("BeginTime")
@@ -97,27 +98,27 @@ public void setTimeType(String timeType) {
         this.timeType = timeType;
     }
 
-    public String getAttackType() {
+    public List<String> getAttackType() {
         return attackType;
     }
 
-    public void setAttackType(String attackType) {
+    public void setAttackType(List<String> attackType) {
         this.attackType = attackType;
     }
 
-    public String getRiskRank() {
+    public List<String> getRiskRank() {
         return riskRank;
     }
 
-    public void setRiskRank(String riskRank) {
+    public void setRiskRank(List<String> riskRank) {
         this.riskRank = riskRank;
     }
 
-    public String getActionType() {
+    public List<String> getActionType() {
         return actionType;
     }
 
-    public void setActionType(String actionType) {
+    public void setActionType(List<String> actionType) {
         this.actionType = actionType;
     }
 
diff --git a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafDomainBlackListRequest.java b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafDomainBlackListRequest.java
index f18d9f90..78c1b298 100644
--- a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafDomainBlackListRequest.java
+++ b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/DescribeWafDomainBlackListRequest.java
@@ -13,11 +13,12 @@
  */
 package cn.ucloud.uewaf.models;
 
-
 import cn.ucloud.common.annotation.NotEmpty;
 import cn.ucloud.common.annotation.UCloudParam;
 import cn.ucloud.common.request.Request;
 
+import java.util.List;
+
 public class DescribeWafDomainBlackListRequest extends Request {
 
     /**
@@ -48,7 +49,7 @@ public class DescribeWafDomainBlackListRequest extends Request {
 
     /** 排序参数，支持"ExpireTime", "-ExpireTime", "CreateTime", "-CreateTime" */
     @UCloudParam("Sort")
-    private String sort;
+    private List<String> sort;
 
     public String getProjectId() {
         return projectId;
@@ -90,11 +91,11 @@ public void setFilter(String filter) {
         this.filter = filter;
     }
 
-    public String getSort() {
+    public List<String> getSort() {
         return sort;
     }
 
-    public void setSort(String sort) {
+    public void setSort(List<String> sort) {
         this.sort = sort;
     }
 }
diff --git a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/ModifyWafProtectionCustomerInfoRequest.java b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/ModifyWafProtectionCustomerInfoRequest.java
index c0ca4814..50e0bd9b 100644
--- a/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/ModifyWafProtectionCustomerInfoRequest.java
+++ b/ucloud-sdk-java-uewaf/src/main/java/cn/ucloud/uewaf/models/ModifyWafProtectionCustomerInfoRequest.java
@@ -13,14 +13,18 @@
  */
 package cn.ucloud.uewaf.models;
 
-
 import cn.ucloud.common.annotation.NotEmpty;
 import cn.ucloud.common.annotation.UCloudParam;
 import cn.ucloud.common.request.Request;
 
+import java.util.List;
+
 public class ModifyWafProtectionCustomerInfoRequest extends Request {
 
-    /** 项目ID。不填写为默认项目，子帐号必须填写。 请参考[GetProjectList接口](../summary/get_project_list.html) */
+    /**
+     * 项目ID。不填写为默认项目，子帐号必须填写。
+     * 请参考[GetProjectList接口](https://docs.ucloud.cn/api/summary/get_project_list)
+     */
     @UCloudParam("ProjectId")
     private String projectId;
 
@@ -61,7 +65,7 @@ public class ModifyWafProtectionCustomerInfoRequest extends Request {
 
     /** 规则匹配条件 */
     @UCloudParam("Rule")
-    private String rule;
+    private List<String> rule;
 
     public String getProjectId() {
         return projectId;
@@ -127,11 +131,11 @@ public void setFullDomain(String fullDomain) {
         this.fullDomain = fullDomain;
     }
 
-    public String getRule() {
+    public List<String> getRule() {
         return rule;
     }
 
-    public void setRule(String rule) {
+    public void setRule(List<String> rule) {
         this.rule = rule;
     }
 }
diff --git a/ucloud-sdk-java-ufile/pom.xml b/ucloud-sdk-java-ufile/pom.xml
index 885b6340..db886190 100644
--- a/ucloud-sdk-java-ufile/pom.xml
+++ b/ucloud-sdk-java-ufile/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ufile</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ufs/pom.xml b/ucloud-sdk-java-ufs/pom.xml
index 08d06034..df01520c 100644
--- a/ucloud-sdk-java-ufs/pom.xml
+++ b/ucloud-sdk-java-ufs/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ufs</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uhost/pom.xml b/ucloud-sdk-java-uhost/pom.xml
index 29bdbdaf..1456a2c6 100644
--- a/ucloud-sdk-java-uhost/pom.xml
+++ b/ucloud-sdk-java-uhost/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uhost</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uk8s/pom.xml b/ucloud-sdk-java-uk8s/pom.xml
index e312dc36..126b3111 100644
--- a/ucloud-sdk-java-uk8s/pom.xml
+++ b/ucloud-sdk-java-uk8s/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uk8s</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-ulb/pom.xml b/ucloud-sdk-java-ulb/pom.xml
index f8bab85d..4738ca7a 100644
--- a/ucloud-sdk-java-ulb/pom.xml
+++ b/ucloud-sdk-java-ulb/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-ulb</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-umem/pom.xml b/ucloud-sdk-java-umem/pom.xml
index cfafafbc..aaa48802 100644
--- a/ucloud-sdk-java-umem/pom.xml
+++ b/ucloud-sdk-java-umem/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-umem</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-umongodb/pom.xml b/ucloud-sdk-java-umongodb/pom.xml
index d1b47f3b..4de270a8 100644
--- a/ucloud-sdk-java-umongodb/pom.xml
+++ b/ucloud-sdk-java-umongodb/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-umongodb</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-unet/pom.xml b/ucloud-sdk-java-unet/pom.xml
index 332d49a5..727cd2b7 100644
--- a/ucloud-sdk-java-unet/pom.xml
+++ b/ucloud-sdk-java-unet/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-unet</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-upgsql/pom.xml b/ucloud-sdk-java-upgsql/pom.xml
index d7d01b1c..ed762ac4 100644
--- a/ucloud-sdk-java-upgsql/pom.xml
+++ b/ucloud-sdk-java-upgsql/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-upgsql</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uphone/pom.xml b/ucloud-sdk-java-uphone/pom.xml
index b98bb782..3fe1e6fa 100644
--- a/ucloud-sdk-java-uphone/pom.xml
+++ b/ucloud-sdk-java-uphone/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uphone</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uphost/pom.xml b/ucloud-sdk-java-uphost/pom.xml
index 5fc6de8c..2cda3a5f 100644
--- a/ucloud-sdk-java-uphost/pom.xml
+++ b/ucloud-sdk-java-uphost/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uphost</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uslk/pom.xml b/ucloud-sdk-java-uslk/pom.xml
index 0632ef76..3c2e1ee3 100644
--- a/ucloud-sdk-java-uslk/pom.xml
+++ b/ucloud-sdk-java-uslk/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uslk</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-usms/pom.xml b/ucloud-sdk-java-usms/pom.xml
index 9b91f80e..a5b5da43 100644
--- a/ucloud-sdk-java-usms/pom.xml
+++ b/ucloud-sdk-java-usms/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-usms</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-usnap/pom.xml b/ucloud-sdk-java-usnap/pom.xml
index 6703f88a..c0f51b4f 100644
--- a/ucloud-sdk-java-usnap/pom.xml
+++ b/ucloud-sdk-java-usnap/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-usnap</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-uvms/pom.xml b/ucloud-sdk-java-uvms/pom.xml
index e4b56bd5..bd92a729 100644
--- a/ucloud-sdk-java-uvms/pom.xml
+++ b/ucloud-sdk-java-uvms/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-uvms</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>
diff --git a/ucloud-sdk-java-vpc/pom.xml b/ucloud-sdk-java-vpc/pom.xml
index fcf4708b..4476c853 100644
--- a/ucloud-sdk-java-vpc/pom.xml
+++ b/ucloud-sdk-java-vpc/pom.xml
@@ -5,18 +5,18 @@
     <parent>
         <artifactId>ucloud-sdk-java</artifactId>
         <groupId>cn.ucloud</groupId>
-        <version>1.2.18-release</version>
+        <version>1.2.19-release</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ucloud-sdk-java-vpc</artifactId>
-    <version>1.2.18-release</version>
+    <version>1.2.19-release</version>
 
     <dependencies>
         <dependency>
             <groupId>cn.ucloud</groupId>
             <artifactId>ucloud-sdk-java-common</artifactId>
-            <version>1.2.18-release</version>
+            <version>1.2.19-release</version>
         </dependency>
 
         <dependency>