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Tianjin Humanda Technology Development Co., Ltd.
Donghai Yukang Quartz Material Co., Ltd.
Movel Scientific Instrument Co., Ltd.
Taizhou Runlab Labware Manufacturing Co., Ltd.
Anhui Welcome Foreign Trade Co., Ltd.
Sure Care Corporation
Lianyungang Hongkang Quartz Products Co., Ltd.
Citotest Labware Manufacturing Co., Ltd.