Gun Ei Chemical Industry Co., Ltd., together with its subsidiaries, manufactures and sells synthetic resins and fibers in Japan and internationally. It operates through three segments: Chemicals Business, Food Business, Real Estate Utilization Business. The company offers RESITOP for photoresist, reactive polyimide, phenolic resins, and high purity bisphenol F, which are used in electronic materials; Resitop for shell molding; NFURAN, which is used for curing of furan resin by acids as catalyst; a-system, a self-curing mold production system; and AR SAND that offers sand filling efficiency and mold strength. It also provides functional phenolic resin, kynol novoloid fibers, spherical phenolic resins, s-RP nano sand, high purity bisphenol F, and Milex special phenolic resin that are used in industrial materials. In addition, the company provides foods, such as starches and sugars; and business outsourcing and staffing services. Further, it involved in the leasing of real estate. The company was founded in 1946 and is headquartered in Takasaki, Japan.