Acrylonitrile-butadiene-styrene copolymer, including general purpose brands, special brands, heat-resistant, fire-resistant and antistatic brands, both in natural and pre-painted forms. ABS resins have satisfactory properties such as impact and chemical resistance, good processability and thermal properties. They are easily die-cast, extruded and thermoformed. The final products have excellent dimensional stability and a glossy surface.