Hangzhou J&H Chemical Co., Ltd.
Telephone0571-+86-571-87396432
Websitehttp://www.jhechem.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; +8619817745290
Websitehttp://www.blocksynth.com/
HUNAN CHEMFISH SCIENTIFIC CO.,LTD
Telephone+86-0731-85567275 18932438858
Websitehttp://www.chemfish.com/
Guangzhou Liwen Technology Co., Ltd.
Telephone 18028686850
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1079956/0.htm
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/