J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0_EN.htm
Aikon International Limited
Telephone025-58859352 15955137747
Websitehttp://www.aikonchem.com
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone010-80339217; 13331045123
Websitehttp://www.peking-pharmacy.com
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/