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Tangshan UMG Medical Insrument Co., Ltd.
Zhengzhou CY Scientific Instrument Co., Ltd.
Huanghua Guangming Instrument Co., Ltd.
Anhui Sada Trading Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Labmen Instrument Limited
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.
Shanghai Drawell Scientific Instrument Co., Ltd.
Liaoyang Korican Machinery Co., Ltd.