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/
Wuhan Chemwish Technology Co., Ltd
Telephone86-027-67849912
Websitehttp://www.chemwish.com
Beijing Ouhe Technology Co., Ltd
Telephone010-82967028 13552068683
Websitehttp://www.ouhechem.com/
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
shanghai cooperpharm co.,LTD .
Telephone+86-021-58975553
Websitehttp://www.cooperpharm.com
Chengdu HuaXia Chemical Reagent Co. Ltd
Telephone400-1166-196 13458535857
Websitehttp://www.hx-r.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
Henan Pumei Jihua Pharmaceutical Technology Co., Ltd.
Telephone037188900765 18037465274
Websitehttp://www.pumeijihua.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
ZhengZhou Edward Biology Co.,Ltd
Telephone13298105281 13298105281
Websitehttp://www.edwardbiology.cn
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com