diff --git a/src/server/db/Mysql.go b/src/server/db/Mysql.go
index 9ddb7c30..f1b469be 100644
--- a/src/server/db/Mysql.go
+++ b/src/server/db/Mysql.go
@@ -415,7 +415,7 @@ func GetServerMailData(data *[]*SqlServerMailStruct) error {
 }
 
 func GetActivityData(data *[]*SqlActivityCfgStruct) error {
-	sql := "select `id`, `type`, `title`, `mail_title`, `mail_content`, `level_limit`, `start_time`, `end_time`, `cfg_buf`, `extra` from t_activity_mod"
+	sql := "select `id`, `type`, `title`, `mail_title`, `mail_content`, `level_limit`, `start_time`, `end_time`, `cfg_buf`, `extra`, `interval` from t_activity_mod"
 	err := SqlDb.Select(data, sql)
 	return err
 }
diff --git a/src/server/db/SqlStruct.go b/src/server/db/SqlStruct.go
index c60bd90a..c7135689 100644
--- a/src/server/db/SqlStruct.go
+++ b/src/server/db/SqlStruct.go
@@ -507,6 +507,7 @@ type SqlActivityCfgStruct struct {
 	Start_time  int64  `db:"start_time"`
 	End_time    int64  `db:"end_time"`
 	Cfg         []byte `db:"cfg_buf"`
+	Interval    int64  `db:"interval"`
 	Extra       string `db:"extra"`
 }
 
diff --git a/src/server/game/activity_mgr.go b/src/server/game/activity_mgr.go
index 5baba4c7..ef3ca268 100644
--- a/src/server/game/activity_mgr.go
+++ b/src/server/game/activity_mgr.go
@@ -5,6 +5,7 @@ import (
 	"server/db"
 	"server/game/mod/msg"
 	Msg "server/game/mod/msg"
+	GoUtil "server/game_util"
 	protoMsg "server/msg"
 	"sync"
 
@@ -32,6 +33,7 @@ type ActivityCfg struct {
 	MailTitle   string
 	MailContent string
 	cfg         interface{}
+	Interval    int64
 	Extra       map[string]interface{}
 }
 
@@ -64,7 +66,18 @@ func (r *ActivityMgr) GetActivityList() []ActivityCfg {
 	data.mu.Lock()
 	defer data.mu.Unlock()
 	list := make([]ActivityCfg, 0, len(data.List))
+	now := GoUtil.Now()
 	for _, v := range data.List {
+		//循环活动，重新计算活动时间
+		if v.Interval > 0 {
+			if now > v.Endtime {
+				//活动已结束，计算下一次活动时间
+				interval := (now - v.Startime) / v.Interval
+				v.Startime += interval * v.Interval
+				v.Endtime += interval * v.Interval
+			}
+			v.Id = int(v.Startime) //活动id用开始时间表示，方便客户端排序
+		}
 		list = append(list, *v)
 	}
 	return list
@@ -112,6 +125,7 @@ func (r *ActivityMgr) Reload() error {
 			MailTitle:   v.MailTitle,
 			MailContent: v.MailContent,
 			cfg:         activityCfg,
+			Interval:    v.Interval,
 		}
 		log.Debug("load activity cfg: %v", cfg)
 		data.List[v.Id] = cfg
diff --git a/src/server/game/mod/activity/activity.go b/src/server/game/mod/activity/activity.go
index a4d7e194..a80763e9 100644
--- a/src/server/game/mod/activity/activity.go
+++ b/src/server/game/mod/activity/activity.go
@@ -15,14 +15,16 @@ const (
 )
 
 const (
-	ACT_TYPE_MINING        = 1 // 挖矿
-	ACT_TYPE_GUESS_COLOR   = 2 // 猜颜色
-	ACT_TYPE_RACE          = 3 // 赛跑
-	ACT_TYPE_DISCOUNT_GIFT = 4 // 折扣礼包
-	ACT_TYPE_ADD_GIFT      = 5 // 买一赠一礼包
-	ACT_TYPE_SUPER_GIFT    = 6 // 超值加购礼包
-	ACT_TYPE_CATNIP        = 7 // 猫草大作战
-	ACT_TYPE_PASS          = 8 // 通行证
+	ACT_TYPE_MINING        = 1  // 挖矿
+	ACT_TYPE_GUESS_COLOR   = 2  // 猜颜色
+	ACT_TYPE_RACE          = 3  // 赛跑
+	ACT_TYPE_DISCOUNT_GIFT = 4  // 折扣礼包
+	ACT_TYPE_ADD_GIFT      = 5  // 买一赠一礼包
+	ACT_TYPE_SUPER_GIFT    = 6  // 超值加购礼包
+	ACT_TYPE_CATNIP        = 7  // 猫草大作战
+	ACT_TYPE_PASS          = 8  // 通行证
+	ACT_TYPE_CHAMPION      = 9  // 冠军赛
+	ACT_TYPE_MEOW_GIFT     = 10 // 喵喵回礼
 )
 
 const (