Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com
Changzhou Xianglong Pharmaceutical Technology Co., LTD
Telephone 18661161657
Websitehttp://www.xianglongpharm.com/
Jiangsu Duoyang Bioengineering Technology Co., Ltd
Telephone 15161148838
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList739813/0_EN.htm
Guangdong Yuanfeng Chemical Reagent Co., Ltd.
Telephone0751-2829979 13318593351
Websitehttp://www.yuanfenghx.com/