Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66028182 18626450290
Websitehttp://www.aikonchem.com
Shanghai Yihe Biological Technology Co., Ltd.
Telephone 17721395025
Websitehttp://www.yehebio.com
Nextpeptide Inc
Telephone+86-0571-81612335 +8613336028439
Websitehttp://www.nextpeptide.com/
DONBOO AMINO ACID COMPANY
Telephone +8618051385538
Websitehttp://www.donboo.com/
Jiaxing Zhejia Biotechnology Co., LTD
Telephone0573-85609002
Websitehttp://www.jxzj.cc/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/
China National Standard Pharmaceutical Corporation Limited
Telephone +8615391658522
Websitehttps://www.standardpharm.org.cn/