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/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66099280 17798518460
Websitehttp://www.aikonchem.com/
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Shanghai Chiral bio-compound co., Ltd.
Telephone021-5068 3667/17749785980/1029026415; 17749785980
Websitehttp://www.chiralmol.com/
Chengdu Dianchun Technology Co., Ltd
Telephone400-1166-196 18502815961
Websitehttp://www.hx-r.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
CHG Opto-Electronic Corporation Limited
Telephone 2537653158 16621191650
Websitehttps://www.uncinfo.cn
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/