AFINE CHEMICALS LIMITED
Telephone+86-0571-85134551
Websitehttp://www.afinechem.com/index.html
DONBOO AMINO ACID COMPANY
Telephone +8618051385538
Websitehttp://www.donboo.com/
Shandong Zhengxing New Material Co. LTD
Telephone15805316389; 15805316389
Websitehttp://www.sdzxxcl.cn
Guangdong Wengjiang Chemical Reagent Co.,Ltd.
Telephone0751-2815983 13927872582
Websitehttp://www.wj-chem.com/
Shandong Zhengxing New Materials Co., Ltd
Telephone19100659316 19100659316
Websitehttp://www.sdzxxcl.cn/
