J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Wuhan Chemwish Technology Co., Ltd
Telephone86-027-67849912
Websitehttp://www.chemwish.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; +8619817745290
Websitehttp://www.blocksynth.com/
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com