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. 還擔任2-Benzothiazol-2-yl-benzonitrile由Dayang Chem (Hangzhou) Co.,Ltd.。 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 ...
