Since 2001, Qingdao Longyuntong Corporation has developed to be a leading manufacturer of Azoic Dyes (Naphthol AS series and Bases) with annual output over 8000 MTs. It is the qualified supplier for global pigment manufacturers. It is also a main supplier of other pigment-related intermediates such as Acetoacet Anilide and Phenyl Methyl Pyrazolone series from China.
It provides high-performance organic and inorganic pigments to meet the high demand of industrial and architectural coatings, for the agricultures industry, for the plastics industry, for special applications as well as colorants used in different printing inks.
It devotes itself in supplying Basic Dyes, Disperse Dyes, Solvent Dyes, Vat Dyes, etc. to textile powers. The product range could be expanded for Leather, Paper and other non-textile applications.