Smart science and technology development Co.,Ltd. , founded in 1998 , as a Jiangsu high?ech company, is a complex group covering paint, chemical, construction material, software, ink, paper making, textile, leather, electrophoresis, etc. And as a reputable supplier in Chinese market, our water based colorant, special colorant now being applied in many areas. Such as, for emulsion paints, aqueous decorative paints, industrial paints, water-based printing inks, printing coating, aqueous toy paints, art pigments, gel inks, and so on.