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Tangshan UMG Medical Insrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Ningbo Hi-Tech Park Bolin Technique Co., Ltd.
Dongguan Xin Bao Instrument Co., Ltd.
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Huanghua Guangming Instrument Co., Ltd.
Xi'an LIB Environmental Simulation Industry
Wincom Company Ltd.