diff --git a/ClearOldData.go b/ClearOldData.go
index 655fbba..6b77267 100644
--- a/ClearOldData.go
+++ b/ClearOldData.go
@@ -1,10 +1,78 @@
-/******************************************************************************
- * @Function Name      :
- *-----------------------------------------------------------------------------
- * @Description        :
- * @Function Parameters:
- * @Return Value       :
- * @Author             : Zhang Xin
- * @Date               : 2021/3/3 11:02
- ******************************************************************************/
- package main
\ No newline at end of file
+package main
+
+import (
+	"LAPP_GAAS_GFrame_BACKEND/conf"
+	dal "LAPP_GAAS_GFrame_BACKEND/dao/log"
+	omDal "LAPP_GAAS_GFrame_BACKEND/dao/om"
+	"LAPP_GAAS_GFrame_BACKEND/db"
+	"LAPP_GAAS_GFrame_BACKEND/grmi"
+	"LAPP_GAAS_GFrame_BACKEND/utils"
+	"fmt"
+	"github.com/robfig/cron"
+	"log"
+	"time"
+)
+
+func main() {
+	//加载配置
+	path := utils.EnsureDir("conf/config.yaml")
+	err := conf.ReadYamlConfig(path)
+	if err != nil {
+		log.Fatal("init config failed, error:", err)
+	}
+	err = Start()
+	if err != nil {
+		fmt.Println("start failed, error:", err)
+	}
+}
+
+
+func Start() error {
+	c := cron.New()
+	var err error
+	err = c.AddFunc("0 0 1 * * ?", ClearOldData)
+	if err != nil {
+		return err
+	}
+
+	c.Start()
+	select {}
+}
+
+func ClearOldData()  {
+
+	err := db.InitDb()
+	if err != nil {
+		fmt.Println("init db failed, error:", err)
+		return
+	}
+	engine := db.Eloquent.Master()
+	session := engine.NewSession()
+	if err = session.Begin(); err != nil {
+		fmt.Println("开始事务失败")
+		return
+	}
+	headDao := dal.NewArtDemandHeadDAO(session, 100, "cron")
+	lstDao := dal.NewArtDemandLstDAO(session, 100, "cron")
+	workOrderDao := omDal.NewWorkOrderDAO(session, 100, "cron")
+	endTime := time.Now().AddDate(0, 0, -30).Format(grmi.DatetimeOutFormat)
+	err = headDao.ClearOldData(endTime)
+	if err != nil {
+		fmt.Println("clear head data failed:", err)
+		_ = session.Rollback()
+		return
+	}
+	err = lstDao.ClearOldData(endTime)
+	if err != nil {
+		fmt.Println("clear list data failed:", err)
+		_ = session.Rollback()
+		return
+	}
+	err = workOrderDao.ClearOldData(endTime)
+	if err != nil {
+		fmt.Println("clear work order data failed:", err)
+		_ = session.Rollback()
+		return
+	}
+	fmt.Println("clear date success, endTime:", endTime)
+}
\ No newline at end of file