一博机械卫生级不锈钢补芯内外丝补心异径转换接头厂家定制

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Wenzhou city, bot. Mechanical technology ltd

Address:5 1-day kindergarten at 58th street, long bay, zhejiang province
Tel:13968843555

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13968843555

一博机械 卫生级不锈钢补芯 内外丝补心异径转换接头 厂家定制