【明報專訊】Two US billionaires, Microsoft founder Bill Gates (微軟創辦人蓋茨) and head of Berkshire Hathaway Warren Buffett (巴郡董事長兼總裁巴菲特), who have already persuaded a number of extremely wealthy Americans to give away 50% of their wealth, hosted a dinner for some of China's richest people in Beijing on September 29. They wanted to learn more about philanthropy (善慈事業) in China.