Tianjin Tanggu Water-Seal Valve Co., Ltd.(TWS Valve) found in 1997,and is a professional manufacturer which intergrates design , development,production,installation,sales and service,we have 2 plants ,one in Xiaozhan Town, Jinnan , Tianjin ,other in Gegu Town, Jinnan ,Tianjin.Now we have become one of China's leading suppliers of water management valve products and product Tali.Fauretherredre, ua matou fausia a matou lava ituaiga malolosi "mis