Gun Ei Chemical Industry Co., Ltd. manufactures and sells synthetic resins and fibers in Japan and internationally. It operates through three segments: Chemicals Business, Food Business, and Real Estate Utilization Business. The company offers products such as RESITOP for photoresist, reactive polyimide, phenolic resins, high purity bisphenol F, Resitop for shell molding, NFURAN, a-system, AR SAND, functional phenolic resin, kynol novoloid fibers, spherical phenolic resins, s-RP nano sand, and Milex special phenolic resin. It also provides foods such as starches and sugars, business outsourcing and staffing services, and engages in real estate leasing. Founded in 1946, the company is headquartered in Takasaki, Japan.