Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85560043 13675144456
Websitehttp://www.synzest.com
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 3119594100
Websitehttps://www.sklnchem.cn
Liaocheng Lebote Biopharmaceutical Technology Co., Ltd
Telephone0635-893290 18663513896;
Websitehttp://www.krechem.cn
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone +undefined18143011203
Websitehttp://www.chemextension.com/