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Qingdao Zhengrong Precision Machinery Co., Ltd

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Company Profile

        Qingdao Zhengrong Precision Machinery Co., Ltd was set up in 2007. Our company is located in Chengyang district of Qingdao and we have 1,500 square meters of plants. We are devoted to process precision machine, manufacture automatic locking screw machine and manufacture non - standard au...

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