Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone0551-65418671
Websitehttps://www.tnjchem.com
LEAP CHEM CO., LTD.
Telephone+86-852-30606658
Websitehttps://www.leapchem.com