Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. 7-(4-Acetylpiperazin-1-yl)-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid也將會由我們提供。 We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international m ...
