Natural roofing slate is characterized by good splitting properties and meets the quality requirements of certain sizes, which is known as slate mine. The slate that can be used as roofing material is referred to as roofing slate mine. Due to its unique physical and chemical properties, ease of processing, and non-polluting nature, it is considered a green and clean building material. In recent years, there has been a steady increase in demand for roofing slate in countries like the United States, Europe, Japan, Singapore, Australia, and New Zealand in Oceania. China is rich in slate, with abundant reserves in counties such as Ziyang, Zhenba, and Langao in Shaanxi, as well as Zhuxi and Zhushan in Hubei. The German Raff stone slate is considered the best in the world.