8. < a href = "The reason for the change of https://www.ccement.com/news/content/53335976193305001. is that the service life of the equipment is increased or decreased due to the implementation of the company's industrial policies and the improvement of management.". The content of the change is that the depreciation period of machinery and equipment is changed from 15 years to 5-20 years, which will be implemented from January 1, 2025. By adopting the prospective application method, there is no retrospective adjustment effect on the past, and the annual depreciation is reduced by 5.