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Qingdao Carong Import & Export Co., Ltd.
Lianyungang Hongkang Quartz Products Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Donghai Yukang Quartz Material Co., Ltd.
Tianjin Humanda Technology Development Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
Taizhou Runlab Labware Manufacturing Co., Ltd.
Kin Yu International Limited
Citotest Labware Manufacturing Co., Ltd.
Sure Care Corporation