Best is a technology-focused manufacture of API, Pharmaceutical intermediates,Nucleosides and Fluorescent Dyes,with best R&D capacity.We provide high value-added products,including 2-Aminodiphenylamine,3-(Benzyloxy)-4-oxo-4h-pyran-2-carboxylic acid，(1R,3S)-3-aminocyclopentanol (hydrochloride)，6-bromo-2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d] pyrimidin-7(8H)-one，etc.
Our business philosophy is "customers-oriented, innovative development", regarding quality and reputation as the life of the enterprise, emphasizing the optimization of management and technological innovation.
We have a long-term closed cooperation with many domestic scientific research institutions and universities, and some cooperative production factories in Gansu, Anhui, Shandong and other provinces. Our products are exported to Europe, America, India, Japan and South Korea and other countries and regions.