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Nanjing Kejie Analytical Instrument Co., Ltd.
Xinxiang Hengyu Machinery Equipment Co., Ltd.
Henan Forever Medical Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Shanghai Aucy Scientific Instrument Co., Ltd.
Jiangsu Tianyuan Experiment Equipment Co., Ltd.
Shenzhen Pride Instrument Inc.
Wincom Company Ltd.
Zhengzhou Nanbei Instrument Equipment Co., Ltd.