Ge Long Hui·2026-01-14 07:33Market Overview - The Shanghai and Shenzhen stock exchanges announced adjustments to the financing margin ratio, leading to a mixed performance in the A-share market, with the Shanghai Composite Index down by 0.31% to 4126 points, while the Shenzhen Component Index rose by 0.56% and the ChiNext Index increased by 0.82% [1] - The total market turnover reached a record high of 3.99 trillion yuan, an increase of 288 billion yuan compared to the previous trading day, with over 2700 stocks rising and nearly 2600 stocks falling [1] Index Performance - Shanghai Composite Index: 4126.09, down 12.67 points (-0.31%) [2] - Shenzhen Component Index: 14248.60, up 79.20 points (+0.56%) [2] - ChiNext Index: 3349.14, up 27.25 points (+0.82%) [2] - Total A-shares Index: 6793.64, up 21.05 points (+0.31%) [2] Sector Performance - The internet sector saw significant gains, with notable stocks like Pinduoduo testing a "100 billion supermarket" concept, leading to a rise in related stocks such as Zhidao and Xinhua [3] - AI application stocks continued to surge, with Kimi concept, AI corpus, and other AI-related stocks leading the gains, resulting in multiple stocks hitting the daily limit [3] - The insurance sector declined, with China Pacific Insurance leading the losses [3] - Lithium mining stocks fell sharply, with Zhongmin Resources dropping over 7% [3] - Other sectors such as banks, robotics actuators, and aviation airports also experienced notable declines [3]