Zhongshan Qianrun Precision Steel Ball Co., Ltd was established in September 2009 with the total area of the factory 1000 square meters and steel ball producing equipment 58 sets, and our output ablity can reach 60 million monthly. We use domestic advanced producing and inspecting equipment all through the process of steel ball producing, from th cold-heading to the fine-grinding. In the management of the company, we import the international

View...