The demand for anti static plastic sheet is increasing with the development of the energy industry. Now, the demand for natural mica plate is reduced, and the exploitation of natural mica plate is reduced year by year. Currently on the market of high-quality mica still can not meet the needs of the market, the future still have to speed up the pace of development. According to the statistics, the current consumption structure of mica plate has changed, the demand for mica is declining, and the demand for broken mica board continues to grow. Some comprehensive utilization of products, such as mica paper, mica powder are relatively popular products. With the domestic demand for thin slices of mica in recent years, natural mica plate gradually replaced, mica board processing products increasingly popular. The future, China's energy industry is the focus of development, increasing demand for mica cable tape. Coupled with industrial, electrical equipment replacement, also need a large number of insulating plates and other products, the domestic mica paper has a broad market. In addition, the application of mica powder field of continuous development, demand will be with the further growth. Whether the overall grasp of the domestic market development status of mica board, which is not only related to the company's future capacity planning, and to a large extent determine the company's product strategy.