J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Tianjin Kailiqi Biotechnology Co., Ltd.
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Websitehttp://www.cw-bio.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
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Websitehttps://www.rrkchem.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/