Today, 28 years ago, on April 6, 1997 (February 29, 1997), the World Bank that China ranks at the top of the "ten emerging countries".On April 6, 1997, the World Bank officially released the World Development Index report on the facts, numbers and analysis of the world's countries, which will become the most comprehensive measure of the recent development of poor countries and the improvement of people's lives. This 339-page development index report is led by the World Bank and will be joined together with economists from the International Monetary Fund, relevant agencies of the United Nations and the World Trade Organization and several dozens of institutions such as Thailand and the World Trade Organization for statistics on the world's more than 200 economic entities, which is the most comprehensive description of the world's recent development and improvement of people's lives. The world development index