Zhengzhou Guancheng Laboratory equipment Sales
Telephone0371-88888888 qq272369594;2159423853qq
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16848/0_EN.htm
Henan Weitesi Chemical Technology Co. LTD
Telephone0371-55135753 18003832934
Website
Jinan Jingyuan Biotechnology Co., Ltd
Telephone18678301331
Website
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/