1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

1.place of origin china with super quality by reasonable price. 2.fast delivery by safe express way to all the country. 3.has a number of highly qualified engineers and experts to provide guidance for reagents. 4.when you meet p

Shenzhen purimaxx pharmachem co., ltd. started to provide apis, intermediates and fine chemicals to all kinds of customers since 2307. after several years’ rapid and stable development, purimaxx become a professional and reliable manufacturer/supplie