Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; +8619817745290
Websitehttp://www.blocksynth.com/
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Zhengzhou Converging Chemical Co. LTD
Telephone0371-0371-53399770 18037166334
Websitehttps://www.chemicalbook.com/supplier/24218235/
Henan Chemyou Technology Co., Ltd
Telephone0372-15803728682 15803728682
Website