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