[Margin Trading Balance Increases by 2.992 Billion Yuan in Shanghai and Shenzhen Stock Exchanges] As of May 22, the margin trading balance of the Shanghai Stock Exchange was 1,468.801 billion yuan, an increase of 1.274 billion yuan from the previous trading day; the margin trading balance of the Shenzhen Stock Exchange was 1,400.471 billion yuan, an increase of 1.718 billion yuan from the previous trading day; the total margin trading balance of the two exchanges was 2,869.272 billion yuan, an increase of 2.992 billion yuan from the previous trading day.