diff --git a/jsowell-common/src/main/java/com/jsowell/common/core/domain/parking/ParkingCommonParam.java b/jsowell-common/src/main/java/com/jsowell/common/core/domain/parking/ParkingCommonParam.java
index b1f142d08..27c730204 100644
--- a/jsowell-common/src/main/java/com/jsowell/common/core/domain/parking/ParkingCommonParam.java
+++ b/jsowell-common/src/main/java/com/jsowell/common/core/domain/parking/ParkingCommonParam.java
@@ -2,6 +2,7 @@ package com.jsowell.common.core.domain.parking;
 
 import lombok.Data;
 
+import java.util.HashMap;
 import java.util.Map;
 
 /**
@@ -38,4 +39,13 @@ public class ParkingCommonParam {
      * 请求签名
      */
     private String sign;
+
+    public Map<String, String> getPublicParams() {
+        Map<String, String> publicParams = new HashMap<>();
+        publicParams.put("service", service);
+        publicParams.put("version", version);
+        publicParams.put("msgId", msgId);
+        publicParams.put("orgId", orgId);
+        return publicParams;
+    }
 }
diff --git a/jsowell-common/src/main/java/com/jsowell/common/util/ParkingUtil.java b/jsowell-common/src/main/java/com/jsowell/common/util/ParkingUtil.java
index 3cf7e4ebc..284687093 100644
--- a/jsowell-common/src/main/java/com/jsowell/common/util/ParkingUtil.java
+++ b/jsowell-common/src/main/java/com/jsowell/common/util/ParkingUtil.java
@@ -1,5 +1,6 @@
 package com.jsowell.common.util;
 
+import com.jsowell.common.core.domain.parking.ParkingCommonParam;
 import com.jsowell.common.util.sign.MD5Util;
 
 import java.util.HashMap;
@@ -35,6 +36,14 @@ public class ParkingUtil {
         return MD5Util.MD5Encode(stringC).toLowerCase();
     }
 
+    /**
+     * 设置sign
+     */
+    public static void generateAndSetSign(ParkingCommonParam param, String secretKey) {
+        String sign = generateSign(param.getPublicParams(), param.getData(), secretKey);
+        param.setSign(sign);
+    }
+
     public static void main(String[] args) {
         // 模拟公共请求参数
         Map<String, String> publicParams = new HashMap<>();