On this basis, from the perspective of general contracting thinking, this paper conducts an in-depth exploration of the influencing factors of the installation quality of fixed photovoltaic brackets, proposes a set of quality control schemes covering. On this basis, from the perspective of general contracting thinking, this paper conducts an in-depth exploration of the influencing factors of the installation quality of fixed photovoltaic brackets, proposes a set of quality control schemes covering. on with our versatile Solar Panel Mounting Brackets. Ideal for metal, flat, and corrugated roofs, our brackets offer sturdy support. As a leading manufacturer, w ?? at drive the motion of the panels to follow the sun. column fixed photovoltaic bracket. The installed capacity of the PV parking shed project of Hongli Building in Shenzhou, Hebei is 328 kW with 90 parking spaces, which can genera e 480,000 kWh of electricity per year. A PV bracket is a support structure that arranges and fixes the spacing of PV modules in a certain orientation and angle according to the specific geographic location, climate, and solar resource conditions of the PV. However, in the EPC mode, there are common construction problems in the installation of photovoltaic brackets, such as insufficient foundation construction, poor component connection, and inadequate anti-corrosion treatment, which will directly have a negative impact on the life cycle of the entire. They are categorized based on the set tilt angle into: optimal tilt fixed type, adjustable tilt fixed type, and sloped roof fixed type. Therefore its optimization may have different approaches. In this paper, the mounting system with a fixed tilt angle has been stu cally.