1. Investment: The annual report will disclose the company's investment in subsidiaries and Sun Company, including the amount of capital invested and the shareholding ratio. Through this information, we can know the scale and operation of subsidiaries and Sun Company. 2. Names of subsidiaries and grandchildren: The financial status can be determined according to the names of listed subsidiaries and grandchildren in the annual report. 3. Financial statements: In the annual report, the financial statements of the Company, its subsidiaries and Sun Company will be published, including balance sheet, income statement and cash flow statement. Through these financial statements, we can further understand the financial status of subsidiaries and Sun Company, such as income, profit and cash flow.