Located in Shangyu economic development zone, close to 329 national highway, Shangyu Nanhua Chemical Factory enjoys a very convenient transportation. Since its establishment in 1995, our factory has been always engaged in the research, development and production of acid dyes. In recent years, our factory's acid blue acid chromatogram blue dyes have been trusted and favorably commented by clients at home and abroad. Insisting on developing factory on technology, our factory has powerful technical strength, advanced manufacturing techniques, advanced testing equipment and strict technological process. Besides, we have invited famous senior engineers as our factory's technical advisers. Our factory strengthens inner management and strictly abides by the contract. As a modern enterprise with high technology, high quality and high credit, our factory will keep improving product quality with the tenet of "seek excellence and sincerity".