J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Longsheng chemical Co.,Ltd.
Telephone021-58099652-8005 13585536065
Websitehttp://www.shlschem.com
Hunan Hui Bai Shi Biotechnology Co., Ltd.
Telephone0731-85526065 13308475853
Websitehttp://www.hnhbsj.com/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66099280 17798518460
Websitehttp://www.aikonchem.com/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653713
Websitehttp://www.ansitan.com
Jinan Samuel Pharmaceutical Co., Ltd.
Telephone0531-88821801 15192360884
Websitehttp://www.samuelpharma.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Wuhan Fortuna Chemical Co., Ltd
Telephone+86-027-59207850
Websitehttp://www.fortunachem.com/
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com
Shanghai Jiegu Biotechnology Co., Ltd.
Telephone021-51698675
Websitehttp://www.jiejiegroup.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Wuhan Dingxintong Pharmaceutical Co. , Ltd.
Telephone027-52344656 15871722230
Websitehttps://show.guidechem.com/dxt2019/
Krain Pharmaceutical Technology CO.,Ltd
Telephone 18252089365
Websitehttp://www.kerunyiyao.com/