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Tianjin Humanda Technology Development Co., Ltd.
Qingdao Carong Import & Export Co., Ltd.
Canfort Laboratory and Education Supplies Co., Ltd.
Taizhou Runlab Labware Manufacturing Co., Ltd.
Hangzhou Anow Microfiltration Co., Ltd.
Shenzhen Pride Instrument Inc.
Donghai Yukang Quartz Material Co., Ltd.