diff --git a/services/game/client.go b/services/game/client.go
index e24705a..b61f964 100644
--- a/services/game/client.go
+++ b/services/game/client.go
@@ -88,9 +88,3 @@ func (c *Client) GetGameVersion(req *GetGameVersionReq) (resp *GetGameVersionRes
 	err = c.DoAction(req, resp)
 	return
 }
-
-func (c *Client) GetGameCompanyBySign(req *GetGameCompanyBySignReq) (resp *GetGameCompanyBySignResp, err error) {
-	resp = CreateGetGameCompanyBySignResp()
-	err = c.DoAction(req, resp)
-	return
-}