HengChang chemical Industry Co., Ltd. is specialized in Manufacturing oilfield drilling and crude oil refining additives.We have been focusing on the producing and researching of oil field chemicals....
We would like to introduce ourselves as a professional manufacturing company specializing in many kinds of pharmaceuticals. As a comprehensive enterprise, we have a modern pharmaceutical R& D center, ....
Mediking Pharmaceutical Group established in 2000, which is a client-oriented service pharmaceutical group focus on Medicinal chemistry R& D and manufacture. It has an outsourcing R& D company and a....