Zibo Jinku Green Material Co., Ltd. and Shandong Jinku New Material Co., Ltd. are joint projects with universities and enterprises such as North Glass, Shanghai Jiao Tong University, etc. They use mine tailings and by-products to produce new construction materials, which can not only effectively solve the problem of mine tailings, but also produce new green and environmental protection building materials. The project conforms to the concept of environmental protection and industrial win-win development. At present, the product finalization of the project has been completed, and the process, equipment selection and industrial design are fully carried out. After the project is put into operation, the annual production of building assembly and decorative panels can reach 1.2 million cubic meters.