The three major A-share indices of Shanghai and Shenzhen rose by 0.3% to 0.9% throughout the day, with semiconductor and robotics concept stocks gaining

The People's Bank of China today (28th) conducted a seven-day reverse repurchase operation of 301.3 billion yuan (the same below) in the open market, with the operation interest rate remaining at 1.4%. Today, 375 billion yuan of reverse repos matured, resulting in a net withdrawal of 73.7 billion yuan.

The three major indices of A-shares opened lower and then rose. The Shanghai Composite Index closed at 3,888 points, up 13 points or 0.3%, with a turnover of 645.8 billion yuan; the Shenzhen Component Index closed at 12,984 points, up 108 points or 0.9%, with a turnover of 940 billion yuan; the ChiNext Index closed at 3,052 points, up 21 points or 0.7%, with a turnover of 456.7 billion yuan.

The shares of domestic banks were slightly weak, with Industrial and Commercial Bank of China (601398.SH) and China Construction Bank (601939.SH) falling by 0.6% and 0.5%, respectively. In addition, CATL (300750.SZ) rose by 0.5%. BYD (002594.SZ) rose by 0.9%.

Several domestic corporate bonds of Vanke rebounded significantly, with Vanke A (000002.SZ) narrowing its decline to 1.7%.

Leading chip stocks were relatively stable, with SMIC (688981.SH) and Hua Hong (688347.SH) rising by 0.8% and 1.9%, respectively. Technology stock Cambricon (688256.SH) rose by 1%. Semiconductor stock YaGuang Technology (300123.SZ) surged by 13.5%, and Jinghe Integrated (688249.SH) rose by 10%.

Robot concept stocks rose, with Xiangyang Bearing (000678.SZ) hitting the daily limit. Lixing Shares (300421.SZ) and Boke Shares (688160.SH) each closed up 12.4%.

Computing hardware stocks significantly retreated, with Dekoli (688205.SH) and Guangku Technology (300620.SZ) falling by 8.7% and 2.6%, respectively