A股市场大势研判：指数缩量调整

Market Overview - The A-share market is experiencing a volume contraction and adjustment, with major indices showing mixed performance [1][4] - The Shanghai Composite Index closed at 3820.09, down 0.30%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [2] Sector Performance - The top-performing sectors include coal (+1.97%), non-ferrous metals (+1.19%), and building materials (+1.05%) [3] - Conversely, the worst-performing sectors are automotive (-1.94%), pharmaceutical biology (-1.41%), and computer technology (-1.26%) [3] Concept Index Performance - The leading concept indices are photolithography (+2.09%), civil explosives (+1.70%), and lithium extraction from salt lakes (+1.10%) [3] - The lagging concept indices include reducers (-2.68%), PEEK materials (-2.65%), and humanoid robots (-2.17%) [3] Future Outlook - The market is expected to maintain a long-term upward momentum despite short-term volatility due to profit-taking [5] - The report suggests a flexible positioning strategy, avoiding high-risk investments while focusing on sectors with favorable valuation and growth prospects, such as non-ferrous metals, transportation, public utilities, banking, and TMT [5]