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TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Movel Scientific Instrument Co., Ltd.
Qingdao Tlead International Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
Xinxiang Hengyu Machinery Equipment Co., Ltd.
Wincom Company Ltd.
Zhejiang Top Cloud-Agri Technology Co., Ltd.
Shanghai Aucy Scientific Instrument Co., Ltd.
Jiangsu Tianyuan Experiment Equipment Co., Ltd.
Shenzhen Pride Instrument Inc.
Dongguan Haida Equipment Co., Ltd.