Tianjin Zhongfa Valve Co., Ltd. Barua pepe sales@zfavalve.com Simu +86 13212024235 Whatsapp/Wechat +86 13212024235 Anwani NO.1 Mtaa wa Zhongkang, Eneo la Maendeleo ya Kiuchumi la Jinnan, Wilaya ya Jinnan, Tianjin, Uchina.