Oratio:No. 13, Yuchang Road, Niuhu Vetus Villa, Guanlan Street, Longhua Districtus, Shenzhen，China
（Len）Mr Wu：
E-mail:wzl@szydr.com
Phone:+86-13713718026(Whatsapp, WeChat, Facebook, Cras)
（Tia）Miss Li：
E-mail:lixiaoya@szydr.comPhone:+86-18770751008(Whatsapp, WeChat, Facebook, Cras)
Tela:www.ydrconnector.com