Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418;
Websitehttp://www.psaichem.com/
Hangzhou Taorui Biotechnology Co., Ltd
TelephoneQQ1259737804 15268198094
Websitehttp://www.torreybio.com/
Zhengzhou convergence chemical co., LTD
Telephone037155153829 18003835034
Websitehttps://www.chemicalbook.com/supplier/24021783/
Jiangsu Congsheng Chemical Co., Ltd.
Telephone+86-15251950002 +86-15251950002
Websitehttps://www.congzhongchem.com
HANGZHOU LEAP CHEM CO., LTD.
Telephone+86-571-87711850 +86-15355479329
Websitehttp://www.leapchem.com