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| Yantai Ray-Valve Metal Product Co., Ltd. is an private company, which is specialized at researching, developing and producing stainless steel valves. Located in the beautiful city of Yantai, it covers a floor area of more than 2000 square meters. The company has a high-quality employee’s team and modernized production lines, such as lost-wax investment casting, CNC machine and assembly inspection etc. .more。。
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