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DGK?????

??????????Shandong Agricultural University??????????????????????????????

??????1995??????????????????????Shandong Jinbao Electronics Co., Ltd???????????????????????Yantai Pingxin Certified Public Accountants Co., Ltd.?????????????????????????Shandong Zhaojin Group Co., Ltd.????????????????Gansu Zhaojin Precious Metals Smelting Co., Ltd.????????????????????????????Zhaojin Non-ferrous Mining Co., Ltd.??????

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