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

factory?direct?sale Application:healing drugs

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate

Topbatt Chemical Co., Ltd., Established in 2019, located in Shenzhen, Guangdong Province, is a Manufacturer and Trading company which specialized in fine chemicals like Pharmaceutical Reference Standards and Stable Isotopes. Our Stable Isotopes produ

1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and