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Tangshan UMG Medical Insrument Co., Ltd.
Huanghua Guangming Instrument Co., Ltd.
Xi'an LIB Environmental Simulation Industry
Wincom Company Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Zhengzhou CY Scientific Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Ningbo Hi-Tech Park Bolin Technique Co., Ltd.