diff --git a/app/admin/hdl/hdl_enterprise.go b/app/admin/hdl/hdl_enterprise.go
index 94b4df2..56e52f5 100644
--- a/app/admin/hdl/hdl_enterprise.go
+++ b/app/admin/hdl/hdl_enterprise.go
@@ -118,6 +118,21 @@ func SchoolBelowGrade(c *gin.Context) {
 	return
 }
 
+func PeriodBelowGrade(c *gin.Context) {
+	periodId := c.DefaultQuery("period_id", "")
+	gradeDb := db.GradeDb{}
+	gradeDb.Set(0)
+	gradeList, err := gradeDb.FindGradeByPeriodId(utils.StrToInt(periodId))
+	if err != nil {
+		e.OutErr(c, e.ERR_DB_ORM, err.Error())
+		return
+	}
+	e.OutSuc(c, map[string]interface{}{
+		"list": gradeList,
+	}, nil)
+	return
+}
+
 func SchoolBelowPeriod(c *gin.Context) {
 	enterpriseId := c.DefaultQuery("enterprise_id", "")
 	periodDb := db.PeriodDb{}
diff --git a/app/router/admin_router.go b/app/router/admin_router.go
index da6ebda..4e9cd38 100644
--- a/app/router/admin_router.go
+++ b/app/router/admin_router.go
@@ -142,6 +142,7 @@ func rEnterprise(r *gin.RouterGroup) {
 	r.POST("/addGrade", hdl2.EnterpriseAddGrade)
 	r.GET("/detail", hdl2.Detail)
 	r.GET("/schoolBelowPeriod", hdl2.SchoolBelowPeriod)                                                       //"学校"下学段
+	r.GET("/periodBelowGrade", hdl2.PeriodBelowGrade)                                                         //"学段"下年级
 	r.GET("/schoolBelowGrade", hdl2.SchoolBelowGrade)                                                         //"学校"下年级
 	r.GET("/schoolGradeBelowClass", hdl2.SchoolGradeBelowClass)                                               //"学校"年级下班级
 	r.POST("/setCentralKitchenForSchoolWithSpecForSystem", hdl2.SetCentralKitchenForSchoolWithSpecForSystem)  //"央厨-学校-套餐-系统" 价格设置