市场冲高回落，沪指放量收出8连阳，商业航天概念持续活跃

Market Performance - The market experienced a slight increase with the Shanghai Composite Index rising by 0.1%, marking an 8-day consecutive gain [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.16 trillion, an increase of 235.7 billion compared to the previous trading day [1] - The Shenzhen Component Index increased by 0.54%, while the ChiNext Index rose by 0.14% [1] Sector Highlights - The commercial aerospace sector saw a significant surge, with companies like Shenjian Co. achieving a 7-day consecutive rise and China Satellite gaining for 3 days [1] - The lithium battery supply chain strengthened, with Tianji Co. achieving 3 gains in 4 days, and several companies including Fusheng Technology and Fengyuan Co. hitting the daily limit [1] - The Hainan Free Trade Zone concept remained active, with Hainan Development achieving 5 gains in 6 days [1] - The Fujian sector showed localized strength, with Xiamen International Trade gaining for 3 consecutive days [1] Declining Sectors - The paper, liquor, and computing hardware sectors experienced the largest declines, with the computing hardware concept showing weakness, exemplified by Changguang Huaxin dropping over 11% [1]