The steel belt hoop is an important connection component between the solar panel and the bracket,which can effectively fix the solar panel to ensure its safety in severe weather conditions such as strong winds;it can effectively reduce the aging degree of the panel,prevent the vibration and wear of the solar panel,so as to ensure its long-term service life;it can reduce the noise and vibration of the panel during use,and ensure the user's use experience and the comfort of the living environment.