J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
shanghai yayu biomedical co.,ltd
Telephone021-54370211 18051886391
Websitehttp://www.yayubio.com/
Changzhou AniKare Pharmatech Co., Ltd.
Telephone+86-0519-8359-8696 +8618018249389
Websitehttp://www.anikare.cn/index_en.html