J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com