Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886750 13927877953
Websitehttp://www.wj-chem.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com
Guangzhou Yunmen Biotechnology Co., Ltd
Telephone0751-18902340975/189023400307 18902340307
Websitehttp://www.yx-biotech.cn/
Guangdong Shengke Biochemical Technology Co., Ltd.
Telephone18925113981 18925113981
Websitehttps://www.sk-chem.cn
Guangdong Yuanfeng Chemical Reagent Co., Ltd.
Telephone0751-2829979 13318593351
Websitehttp://www.yuanfenghx.com/