What did Buffett write in his letter to shareholders?

The company’s performance and performance, views on the market and investment, etc. Buffett's letter to shareholders is a letter that Buffett writes to Berkshire Hathaway shareholders every year. The letter details the company's performance and performance, including operating income, net profit, investment income, etc. He also provides in-depth analysis and explanation of the company's strategy, operations and financials. At the same time, he elaborated on his views on the market and investment, including analysis of market trends, investment opportunities and risks. Shares his investment philosophy and strategies and how he uses them to manage his company's investment portfolio.