Shenzhen Stock Exchange issued an annual report inquiry letter to *ST Jiayu, requiring an explanation of the reasons for the significant decline in revenue from the construction decoration business and the photovoltaic industry chain related business, the specific situation of the recovery or transfer of bad debt reserves for single-item provision of accounts receivable, adequacy of bad debt reserves and contract asset impairment reserves, and the specific content of the Jiayu Fuxin 70MW distributed photovoltaic project and Jiayu Fuxin 60MW distributed photovoltaic project, as well as the profit mode and operation arrangement after the completion of the project.