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