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| WdValve has two factories in Wenzhou, China, which have been keeping on technology developing, concept innovating and reinforcing internal managements. With holding ISO 9001, API and CE certificates, our factories own international advanced assembly line and inspection equipments, performs production work according to national and international standards, and execute full control from raw material procurement to finished product delivery. Our quality guideline involves focusing on customers'demands, on the basis of production management, keeping improving quality system and increasing customers' satisfaction. | |
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