Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Xi'an Yutbon Phamaceutial Technology Co., Ltd.
Telephone029-84536388 18717328141
Websitehttps://www.yutbonpharma.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 13167063860
Websitehttp://www.aladdin-e.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Henan Aochuang Chemical Co.,Ltd.
Telephone+86-0371-63689365 +8618638391208
Websitehttp://www.aochuangchem.com/
Xi'an Yutbon Pharmaceutical Technology Co., Ltd
Telephone029-81140587 +8618717328141
Websitehttp://www.yutbonpharma.com
