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Zhengzhou CY Scientific Instrument Co., Ltd.
Huanghua Guangming Instrument Co., Ltd.
Tangshan UMG Medical Insrument Co., Ltd.
Labmen Instrument Limited
Synotherm Ltd.
Anhui Sada Trading Co., Ltd.
Shenzhen Lianxin Testing Equipment Co., Ltd.
Dongguan City Gaoxin Testing Equipment Co., Ltd.
Liaoyang Korican Machinery Co., Ltd.