public DataTable GetUserList()
        {
            List <M_WX_User> users = api.SelAllUser();

            foreach (var item in users)
            {
                item.CDate = DateTime.Now;
                item.AppId = AppId;
                wxuserBll.Insert(item);
            }
            return(wxuserBll.SelByAppId(AppId));
        }