[The banking sector has been repeatedly active, Bank of China, China Construction Bank and other stocks have hit record highs] On September 1, the banking sector has been repeatedly active. Bank of China, China Construction Bank, Bank of Chengdu, and Bank of Jiangsu all hit record highs. Among them, the total market value of Bank of China's A+H shares stood at 2 trillion yuan. Postal Savings Bank, Bank of Xi'an, Minsheng Bank, Jiangyin Bank, Bank of Xi'an, etc. were among the top gainers. In terms of news, as of the evening of August 30, all semi-annual reports of A-share listed banks were released. Compared with the whole of last year, 19 of the 42 listed banks' net interest margins in the first half of the year rebounded and one remained flat. Among the 25 banks with comparable data, 9 net interest margins rebounded from the first quarter, and 6 remained unchanged from the first quarter.