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