800股翻倍、有色领涨112%——“蛇年”A股交出亮眼答卷！节后行情如何演绎？

Market Performance - The A-share market concluded the "Year of the Snake" with all major indices showing positive performance: Shanghai Composite Index increased by 25.58%, Shenzhen Component Index rose by 38.84%, and ChiNext Index surged nearly 60% [1][2] - In the last week before the Spring Festival, the Shanghai Composite Index rose by 0.41% to close at 4082.07 points, while the Shenzhen Component Index increased by 1.39% to 14100.19 points [2] Stock Performance - Over 800 stocks in the A-share market recorded gains exceeding 100% during the "Year of the Snake," with top performers including Weit New Materials (1836.53%), Tianpu Co. (942.69%), and Jiangnan New Materials (856.05%) [2] - The decline was primarily seen in ST stocks, with significant losses reported by companies such as ST Aowei and ST Yanshi [2] Sector Performance - The non-ferrous metals, telecommunications, electronics, power equipment, national defense, machinery, and media sectors all saw cumulative gains exceeding 50%, with the non-ferrous metals sector leading at a 112.63% increase [3] Semiconductor Sector Insights - The STAR 50 Index experienced a strong performance, rising by 3.37% in the last week before the holiday, with top gainers including Chipone Technology (43.71%) [4] - A report from the Semiconductor Industry Association indicated that global semiconductor sales are expected to reach a record $791.7 billion in 2025, with a year-on-year growth of 25.6%, and China's semiconductor sales surpassing $200 billion with over 15% growth [4] Investment Outlook - Analysts suggest that investors should monitor both external market dynamics and domestic policy changes during the Spring Festival [5][6] - The demand for specialty fiberglass cloth is expected to grow significantly due to AI computing power, with limited global suppliers leading to a supply-demand imbalance and rising prices [5]