| http://www.w3.org/ns/prov#value | - we are a company mainly produces JIS Gate valve, globe valve, butterfly valve, check valve, fire valve, storm valve, air pipe head and each kind of valves and spare parts.We has been in the business of producing and manufacturing marine valves for 10 years.The company has a powerful technical force, wide experiences of design, precision processing machineries, complete testing devices, strict oper
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