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Hangzhou Kaiwei Valve Group Co., LTD
Tel：+86-0571-88950660
Fax：+86-0571-88950550
E-mail：kw@kwvalve.cn
ADD：12F/B3 Shuangcheng International Mansion, Hangzhou, Zhejiang, China P.C310051
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- New regulation | approval rules for special equipment inspection institutions (draft for comment) was released2020-12-4