2. Enter the login page, fill in the correct account and password, and click Login to use. The online learning of Academia Sinica refers to Wang Zhongjing's statistical database, which is a huge economic statistical database group established by the National Information Center through good cooperation with the National Development and Reform Commission, the National Bureau of Statistics, the General Administration of Customs, the competent departments of various industries and other government departments after long-term data accumulation and relying on its own technology. Covers more than 2000 indicators such as national economic accounting, finance, trade, real estate investment, industrial transportation, prices and wages *** 14.