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Zhengzhou CY Scientific Instrument Co., Ltd.
Tangshan UMG Medical Insrument Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Huanghua Guangming Instrument Co., Ltd.
Synotherm Ltd.
Shenzhen Lianxin Testing Equipment Co., Ltd.
Labmen Instrument Limited
TRYTE TECHNOLOGY (HUNAN) DEVELOPMENT CO., LTD.