diff --git a/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java b/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java
index a473518c..2a473ad3 100644
--- a/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java
+++ b/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java
@@ -2,6 +2,7 @@ package cn.iocoder.yudao.framework.common.util.date;
 
 import cn.hutool.core.date.LocalDateTimeUtil;
 
+import java.text.SimpleDateFormat;
 import java.time.*;
 import java.util.Calendar;
 import java.util.Date;
@@ -29,6 +30,18 @@ public class DateUtils {
 
     public static final String FORMAT_HOUR_MINUTE_SECOND = "HH:mm:ss";
 
+    /**
+     * 根据传入的时间格式，将Date对象，转换成对应的时间格式
+     * @param date
+     * @param format
+     * @return
+     */
+    public static String dateFormat(Date date, String format) {
+        SimpleDateFormat formatter = new SimpleDateFormat(format);
+        String formattedDate = formatter.format(date);
+        return formattedDate ;
+    }
+
     /**
      * 将 LocalDateTime 转换成 Date
      *
diff --git a/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/api/subscribe/SubscribeMessageSendApi.java b/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/api/subscribe/SubscribeMessageSendApi.java
new file mode 100644
index 00000000..dbb92056
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/api/subscribe/SubscribeMessageSendApi.java
@@ -0,0 +1,25 @@
+package cn.iocoder.yudao.module.system.api.subscribe;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.system.api.subscribe.dto.SubscribeMessageReqDTO;
+import cn.iocoder.yudao.module.system.enums.ApiConstants;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+
+@FeignClient(name = ApiConstants.NAME) // TODO 芋艿：fallbackFactory =
+@Tag(name = "RPC 服务 - 微信小程序订阅消息发送")
+public interface SubscribeMessageSendApi {
+
+    String PREFIX = ApiConstants.PREFIX + "/subscribe/send";
+
+    @PostMapping(PREFIX + "/send-approval-result-notification")
+    @Operation(summary = "发送审批结果通知")
+    CommonResult<Long> sendApprovalResultNotification(SubscribeMessageReqDTO reqDTO);
+
+    @PostMapping(PREFIX + "/send-process-todo-reminder")
+    @Operation(summary = "发送OA流程待办提醒")
+    CommonResult<Long> sendProcessToDoReminder(SubscribeMessageReqDTO reqDTO);
+}