diff --git a/src/stack/rfsStack/function.ts b/src/stack/rfsStack/function.ts
new file mode 100644
index 00000000..90d272fa
--- /dev/null
+++ b/src/stack/rfsStack/function.ts
@@ -0,0 +1,41 @@
+import { ActionContext, FunctionDomain } from '../../types';
+
+const fgsApplication = (context: ActionContext, service: string) => `
+resource "huaweicloud_fgs_application" "${service}_app" {
+  name = "${service}-app"
+  description = "${service} application"
+  package_type = "event"
+}
+`;
+
+const fgsFunction = (fn: FunctionDomain, context: ActionContext, service: string) => `
+resource "huaweicloud_fgs_function" "${fn.key}" {
+  function_name = "${fn.name}"
+  handler = "${fn.handler}"
+  runtime = "${fn.runtime}"
+  memory_size = ${fn.memory}
+  timeout = ${fn.timeout}
+  environment = ${JSON.stringify(fn.environment)}
+  code = {
+    package_type = "inline"
+    code = <<EOF
+      ${fn.code}
+    EOF
+  }
+  application = huaweicloud_fgs_application.${service}_app.id
+  
+}
+`;
+
+export const resolveFunction = (
+  functions: Array<FunctionDomain> | undefined,
+  context: ActionContext,
+  service: string,
+) => {
+  if (!functions) {
+    return undefined;
+  }
+  const app = fgsApplication(context, service);
+
+  return app + '\n' + functions.map((fn) => fgsFunction(fn, context, service)).join('\n');
+};
diff --git a/src/stack/rfsStack/index.ts b/src/stack/rfsStack/index.ts
index 15cf28d8..3434829d 100644
--- a/src/stack/rfsStack/index.ts
+++ b/src/stack/rfsStack/index.ts
@@ -1,8 +1,16 @@
 import { ActionContext, ServerlessIac } from '../../types';
 
 const provider = (context: ActionContext) => `
+terraform {
+  required_providers {
+    huaweicloud = {
+      source  = "huaweicloud/huaweicloud"
+      version = ">= 1.71.2"
+    }
+  }
+}
+
 provider "huaweicloud" {
-  version    = ">= 1.36.0"
   region     = "${context.region}"
   access_key = "${context.accessKeyId}"
   secret_key = "${context.accessKeySecret}"