`Tianjin Shiwen Valve Manufacturing Co., Ltd. is specializing inthe production of valve company. ISO9001 international qualitycertification system adopted in the production of our companystrictly, ensure product quality, improvement and development ofnew products constantly. Our company has excellent equipment,advanced manufacturing technology, complete specifications,delivery is complete, timely delivery. The product obtained thedomestic customers alike.Our factory main products: butterfly valve, gate valve, globevalve, check valve, ball valve, safety valve, balance valve,regulating valve, in addition the production of valve parts, widelyused in petroleum, industrial, pharmaceutical, food, textile, coal,hydropower, ship, drainage, air conditioning, pipeline systemdomain. Over the years, our users would like to think, urgentcustomer's urgent needs.