Shanghai Autotight Valve&Fitting Co.,Ltd. is a professional valve manufacturer, specially produce the stainless steel, carbon steel valve. The company has self-operation import/export right, and produce a variety of Ball valve, Globe valve, Check valve, Gate valve, Quick Joints, Pipe Fitting Welded, Pipe Fitting Thread, Swage tube fittings of ANSI/API, JIS, DIN, GB/JB standard,etc.
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