We are Xuancheng Yabang Chemical Industry Co., LTD in China, a professional manufacturer on phthalocyanine blue, that mainly includes copper phthalocyanine, C.I. blue 15,  C.I. blue 15:1,  C.I. blue 15:2,  C.I. blue 15:3,  C.I. blue 15:4. and the company was approved by Lloyd?s Register Quality Assurance : ISO 9001-2000 on Dec.24,2004.
    From 2003, the phthalocyanine blue project was constructed in Xuancheng City, Anhui Province. Our phthalocyanine series products keep ahead domestic and even reach international level with its most advanced production technic and equipment. The products are of stable quality wide spectrum and strong specialty. They are widely used in ink, plastics, rubber, printing paste, stationery, leather, etc.