Tianjin Guoji Valve Co., Ltd. is valves and fittings manufacturer with ISO 9001:2008 & CE certifications.
Main products: Butterfly valve, Gate valve, Check valve, Ball valve, Strainer, Rubber joint etc.
Tianjin Guoji Valve Co., Ltd. is valves and fittings manufacturer with ISO 9001:2008 & CE certifications.
Main products: Butterfly valve, Gate valve, Check valve, Ball valve, Strainer, Rubber joint etc.