Nantong Kaisheng Biotechnology Co., Ltd.
Telephone 13951303301;13951303301
Websitehttps://www.chemicalbook.com/supplier/14699560/
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 17801761073
Websitehttps://www.solarbio.com/
Shaanxi Didu Pharmaceutical Co., Ltd.
Telephone029-81124775 17791530730
Website