Gansu Jinshi Chemical Co., Ltd. is a diversified and comprehensive production and operation group which integrates chemical chromium salt, building materials and new energy. The leading products of enterprises are sodium alum, chromic anhydride, chromium oxide green, fused chromium, metal chromium, active micro-powder, photovoltaic and hydroelectric power generation. The products that utilize chromium salt emissions to realize circular economy include alkali sulfide, aluminium hydroxide, ferrochromium alloy, vanadium pentoxide, etc. Enterprises have passed ISO 9001 quality management system, ISO 14001 environmental management system, GB/T 28001 occupational health and safety management system certification, GB/T 23331 energy management system certification and provincial cleaner production audit.