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Zhengzhou CY Scientific Instrument Co., Ltd.
Huanghua Guangming Instrument Co., Ltd.
Dongguan Xin Bao Instrument Co., Ltd.
Synotherm Ltd.
Nanjing Kejie Analytical Instrument Co., Ltd.
Shanghai Drawell Scientific Instrument Co., Ltd.
Tangshan UMG Medical Insrument Co., Ltd.
Wincom Company Ltd.
Movel Scientific Instrument Co., Ltd.
Anhui Sada Trading Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.