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中山市乾潤精密鋼球制造有限公司成立于2009年（以下簡稱乾潤），位于中山市-鄰近香港，澳門，深圳，珠海和廣州；是一家集研發(fā), 制造和銷售于一體的專業(yè)生產(chǎn)各種鋼球的先進企業(yè)。
zhongshan qian run precision steel ball co., ltd was established in year 2009 ( hereinafter called as qr ), located in zhongshan city, where nearby hongkong, macao, shenzhen, zhuhai and guangzhou. q.r is a professional and advanced company of various kinds of balls in research and development, manufacturing ...