午盘：上证指数涨1.2%，深证成指涨1.98%

Core Viewpoint - The stock market indices in China experienced significant gains, with the Shanghai Composite Index rising by 1.2%, the Shenzhen Component Index increasing by 1.98%, and the ChiNext Index climbing by 2.24% [1][2]. Index Performance Summary - Shanghai Composite Index: Closed at 4188.24, up by 1.20%, with a decrease of 49.48 points [2]. - Shenzhen Component Index: Closed at 14449.57, up by 1.98%, with a decrease of 280.17 points [2]. - North Stock 50: Closed at 1611.99, up by 2.96%, with a decrease of 46.41 points [2]. - ChiNext Index: Closed at 3396.35, up by 2.24%, with a decrease of 74.46 points [2]. - Sci-Tech Innovation Index: Closed at 1870.20, up by 3.55%, with a decrease of 64.18 points [2]. - Sci-Tech 50: Closed at 1524.03, up by 3.71%, with a decrease of 54.46 points [2]. - Shenzhen 100: Closed at 6000.77, up by 1.38%, with a decrease of 81.79 points [2]. - CSI 300: Closed at 4812.48, up by 1.08%, with a decrease of 51.45 points [2]. - Shanghai 50: Closed at 3160.92, up by 0.89%, with a decrease of 27.99 points [2]. - ChiNext 50: Closed at 3549.89, up by 2.07%, with a decrease of 71.99 points [2]. - Shanghai Composite Total Return: Closed at 4798.60, up by 1.20%, with a decrease of 57.13 points [2]. - Shenzhen Main Board 50: Closed at 9278.86, up by 1.42%, with a decrease of 130.32 points [2].