Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shandong Chengchuang Blue Sea Pharmaceutical Technology Co., Ltd.
Telephone0531-58897130 15508676053
Websitehttp://www.sdcclh.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone18502726233; 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
guoyungurui
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25521782/
