Chungking Joyinchem Co.,Ltd is a specialized Chinese chemical supplier focusing on product R&D, manufacture and marketing. Our head office locates in Wulong district and the factory is in Baitao Chemical Industrial Park of Chungking. Our products include:Fine chemicals,Pharmaceuticals,Flavor & fragrance,Food/feed additives,Pesticides,Dyes and Various intermediates. Joyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chem...