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Shenzhen Pride Instrument Inc.
Xinxiang Hengyu Machinery Equipment Co., Ltd.
Zhengzhou Hepo International Trading Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Wincom Company Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
Movel Scientific Instrument Co., Ltd.
TIME Group Inc.
Deson Electric Group Company Limited