1/09 The central bank conducted a 34-billion-yuan 7-day reverse repurchase operation today. Since there was no reverse repurchase maturing today, a net injection of 34 billion yuan was achieved. At 9:00 today, the fund sentiment index was 50. On 1/08, the total margin trading balance across both markets was 2.6206 trillion yuan, an increase of 15.87 billion yuan from the previous trading day. Key points: 4058, 4109, position size 80%. New stock subscription today: none.