Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80534353 19917294565
Websitehttp://www.chemextension.com
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0_EN.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Zhengzhou convergence chemical co., LTD
Telephone037155153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Zhengzhou JACS Chemical Product Co., LTD
Telephone0371-86259281 13223061139
Websitehttp://www.jacschem.com
