J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Zhengzhou Kingsfine Chemical Co., Ltd.
Telephone0371-56632527 13838252817
Websitehttp://www.kingsfine.com/jinsifu/contactus.html
Beijing Taiya Jie Technology Development Co., Ltd.
Telephone021-33690831-8001 13552411790
Websitehttp://www.tyj-chem.com/
Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Shanghai Worldyang Chemical Co.,Ltd.
Telephone021-021-56795766
Websitehttp://www.worldyachem.com
LABTER PHARMATECH(BEIJING) CO.,LTD
Telephone010-56330744 18310155299
Websitehttp://www.labter.com.cn
Bellen Chemistry Co., Ltd.
Telephone010-60400362 17367276958;
Websitehttp://www.bellenchem.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
AAB-PHARMA LIMITED
Telephone025-66800956 18800000000
Websitehttp://www.njdmchem.com/
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Shandong utilizing biological technology co., LTD
Telephone 15966937598
Websitehttp://www.hongtupharma.com/index.html
Beijing Minruida Technology Co., Ltd.
Telephone010-82387566 18001021521;
Websitehttp://www.mreda.com.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697568815;
Websitehttp://www.aobchem.com.cn/
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Amel Pharmatech Corporation
Telephone888-4366503
Websitehttp://www.amelpharmatech.com/
Shanghai Amico Chemicals Co. LTD
Telephone 18019252918
Websitehttp://www.amkchem.com
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/