+86-577 8650 1627 sales@allvalve.cn NO. 428 the 4th Av,Binhai Industrial Park,Wenzhou,China

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2018-06-26

The company adopts advanced production management mode, the product is produced strictly in accordance with ISO-9001 quality standard, established a perfect quality assurance system mechanism, and introduced advanced automatic testing equipment for valve at home and abroad. It has material chemical composition analysis

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