The double column fixed bracket adopts high-strength carbon steel material and double column structure design, and its excellent stability ensures reliable operation in all kinds of harsh weather conditions. Its flexible design can adapt to all kinds of terrain, maximizing the utilization of land. Modular and standardized components make the installation process easy and quick, greatly shortening the construction period. The racking system has excellent cost control, which reduces the construction and operation costs of PV power plants and improves the return on investment.