diff --git a/server/conn.go b/server/conn.go
index d88518e..89f951a 100644
--- a/server/conn.go
+++ b/server/conn.go
@@ -46,6 +46,7 @@ type Conn struct {
 	gn    gnet.Conn
 	kcp   *kcp.UDPSession
 	write func(data []byte) error
+	data  map[any]any
 }
 
 // Write 向连接中写入数据
@@ -64,3 +65,23 @@ func (slf *Conn) Close() {
 	}
 	slf.write = nil
 }
+
+func (slf *Conn) SetData(key, value any) *Conn {
+	if slf.data == nil {
+		slf.data = map[any]any{}
+	}
+	slf.data[key] = value
+	return slf
+}
+
+func (slf *Conn) GetData(key any) any {
+	return slf.data[key]
+}
+
+func (slf *Conn) ReleaseData() *Conn {
+	for k := range slf.data {
+		delete(slf.data, k)
+	}
+	slf.data = nil
+	return slf
+}
diff --git a/utils/synchronization/map.go b/utils/synchronization/map.go
index 2dc2762..c559a80 100644
--- a/utils/synchronization/map.go
+++ b/utils/synchronization/map.go
@@ -87,6 +87,15 @@ func (slf *Map[Key, Value]) Clear() {
 	}
 }
 
+func (slf *Map[Key, Value]) ClearHandle(handle func(key Key, value Value)) {
+	slf.lock.Lock()
+	defer slf.lock.Unlock()
+	for k, v := range slf.data {
+		handle(k, v)
+		delete(slf.data, k)
+	}
+}
+
 func (slf *Map[Key, Value]) Range(handle func(key Key, value Value)) {
 	slf.lock.RLock()
 	defer slf.lock.RUnlock()