Solar panels mounting brackets u profile steel, a steel with a cross-section like the English letter "U", has long-lasting support, high pressure, easy to install and not deformable. Our steel u section is mainly made of galvanized material. It is mainly used in the photovoltaic industry and used as a support. At present, our u purlin bracket models are mainly in 18U, 25U, 29U, 36U models, and the subsequent addition of 40U-type rigid sheds.