J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Labnetwork lnc.
Telephone+86-27-50766799 +8618062016861
Websitewww.labnetwork.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 15811073878
Websitehttp://www.peking-pharmacy.com
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-02961856358 15829236573
Website
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 1316706386
Websitehttp://www.aladdin-e.com/
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn