Hiwa Fittings
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About Us
Hiwa Fittings(www.hiwaflow.com), the professional pipe fittings manufacturer, which belong to Huihua Valve Co Ltd---The CE,WRAS and SGS ISO9001 Approved Valve and Fittings Manufacturers in China. Our main line as the following: 1.Rubber Expansion Joints Single Sphere Rubber Expansion...
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