Fixed focus large-scale automatic solar concentrator, the lighting area is made according to the needs, 10-100 square meters, but also larger. It has the characteristics of fixed focus, small floor area, high conversion rate, low reflection surface from the ground, strong wind resistance and so on. It is equipped with two-way tracking system. It can be used in central heating, product drying, hot water, steam, power generation, desalination and other fields, and is the main component of the system.