Hebei Ruixin Chemical Industry Co., Ltd. is a professional manufacturer of basic green 4, basic orange 2, basic yellow 2 and other dyes. Hebei Ruixin can produce 2200MT BASIC GREEN 4 (MALACHITE GREEN OXALATE) annually, in the form of Basic Green 4 Crystals, Basic Green 4 Powder and Basic Green 4 Liquid. We also produce Basic Orange 2 powder and crystal, Basic yellow 2 powder.