5 10. As of March 7, 2023, there were 65,438+02 Jiangsu branches, 23 Nanjing branches, 65,438+050 Beijing branches, 65,438+030 Shanghai branches, 65,438+050 Shenzhen branches and 45 Hangzhou branches. China Construction Bank is mainly engaged in corporate banking, personal banking and capital business, including residents' savings deposits, credit capital loans, housing loans and foreign exchange.