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Canfort Laboratory and Education Supplies Co., Ltd.
Lianyungang Hongkang Quartz Products Co., Ltd.
Tianjin Humanda Technology Development Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Citotest Labware Manufacturing Co., Ltd.
Donghai Yukang Quartz Material Co., Ltd.
Shanxi Midas Industrial Co., Ltd.
Taizhou Runlab Labware Manufacturing Co., Ltd.
Anhui Welcome Foreign Trade Co., Ltd.