A股，大跌！

Market Overview - The A-share market experienced a collective decline on December 16, with the Shanghai Composite Index falling to 3820.85 points, down 1.22%, the Shenzhen Component Index down 1.88%, and the ChiNext Index down 2.35% [2][3] - The total trading volume in the Shanghai and Shenzhen markets was 1.12 trillion yuan, a decrease of 606 billion yuan compared to the previous trading day [4] Sector Performance - The smart driving sector saw significant gains, with multiple stocks in the automotive sector rising sharply. Notable stocks included Wanji Technology, which recorded a 20% increase, and several others achieving the daily limit of 10% [15][16] - Consumer sectors, including restaurant tourism and commercial retail, continued to rise, with several stocks hitting the daily limit. For instance, Yonghui Supermarket and Baida Group both recorded a 10% increase [9][10] - Conversely, the large technology sector experienced a downturn, while precious metals, communication equipment, and chemical sectors led the declines [4][5] Notable Stocks - In the smart driving sector, several companies such as North Car Blue Valley and Changan Automobile saw increases of over 5% [18][19] - The hospitality sector also showed strength, with Junting Hotel rising nearly 7% and other hotel stocks following suit [11][12] Regulatory News - On December 15, the Ministry of Industry and Information Technology announced the approval of the first batch of L3-level autonomous driving vehicles for trial operations in designated areas of Beijing and Chongqing [20]