ShangHai Angti Biotechnology Co., Ltd.
Telephone 13764913901
Websitehttp://www.angtibio.com
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Changzhou Yinghao Technology Development Co., Ltd
Telephone 15151934985
Websitehttp://www.yingsapharm.com/
DONBOO AMINO ACID COMPANY
Telephone +8613063595538
Websitehttp://www.donboo.com/
Hebei Zhenjia new material Co., LTD
Telephone0319-5925599 13315915972
Websitehttp://china2699.com/
Hubei Kele Fine Chemical Co., Ltd
Telephone027-59101668 19945030958
Websitehttp://www.kerle.cn
GIHI CHEMICALS CO.,LIMITED
Telephone +8618058761490
Websitehttps://www.gihichemicals.com/