Hebei Jianxin Chemical Co., Ltd. researches and develops, manufactures, and sells dyes intermediates in China. It offers metanilic acid, aniline-2, 5-disulfonic acid monosodium salt, 3- diethylaminophenol, m-aminophenol, sulfanilic acid, ODB-1, ODB-2, R-04, EBA, BBA, MMD, DPA, DBSP, BON, and n-butyl bromide. The company also provides 3,3'-dinitrodiphenyl sulfone; 3,3'-diamino diphenyl sulphone; 4,4'-dichloro diphenyl sulphone; 4,4'-diamino diphenyl sulfone; and m-trihydroxybenzene. Its products are used as intermediates for dyes, medicine, fiber, pesticide, dyestuffs, and synthesizing health care products; OBA for paper; color formers for thermal and carbonless paper; and developer and sensitizer for thermal paper. The company's products are also used as alkylating agent, solvent, and extracting agent for rare elements and organic synthesis; materials for curing agents, epoxy resins, engineering plastics, dyestuffs, polysulfone amides, and other polymers; monomer for polysulfonamide fiber; and pharmaceutical and auxiliary intermediates. It also exports its products to Europe, the United States, Japan, Korea, Taiwan, and Hong Kong. The company was founded in 2003 and is headquartered in Cangzhou, China.