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