
Started in 2000, Qinhuangdao Zhengde Plastic Products Co., Ltd. is a new high-tech enterprise specializing in the development, production and marketing of ball valves in UPVC and PP-R series. Located in Qinhuangdao North Industrial Zone in Hebei Province, our company covers an area of 6,660sqm with 4,060sqm of building area, and has 40 units of technically advanced plastic injection molding machines. Our products cover over 100 varieties of plastic ball valves, butterfly valves, stop valves, flanges, unions and faucets in different specifications, widely used and welcomed all over the world in fields such as construction, irrigation system and marine culture. Our company is strong in technical innovation and has developed a complete product design system. We own 12 national patents and have maintained a leading position in this field with our products. The static hydraulic tests and fatigue tests on our products by the national plastic product quality supervision authority prov... [
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