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zhejiang xinhai testing co., ltd., pump and valve resource network zhejiang xinhai testing co., ltd., pump and valve resource network

zhejiang xinhai testing co., ltd. is located in wenzhou, zhejiang. the beautiful name of wenzhou is the hometown of pumps and valves. xinhai testing is mainly aimed at valve companies and has developed it. AP1622 anti-dispersion process valve packing type test and AP1624 graphite packing lift stem valve

zjxinhaijiance.waysources.com.cn computer network 2025-01-29