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Shanghai Drawell Scientific Instrument Co., Ltd.
Tangshan UMG Medical Insrument Co., Ltd.
Dongguan Xin Bao Instrument Co., Ltd.
Qingdao Hessway Machinery & Electric Equipment Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Xi'an LIB Environmental Simulation Industry
Wincom Company Ltd.
Huanghua Guangming Instrument Co., Ltd.
Jiangsu Tianyuan Experiment Equipment Co., Ltd.