A股三大指数翻红，超3500股上涨，海南板块爆发，商业航天概念多股涨停

Market Overview - The A-share market showed a rebound in early trading on November 28, with all three major indices turning positive. The Shanghai Composite Index rose by 0.21%, the Shenzhen Component Index increased by 0.72%, and the ChiNext Index gained 0.71%. The total trading volume in the Shanghai and Shenzhen markets was less than 1 trillion yuan, with over 3,500 stocks rising [1]. Sector Performance - The Hainan, consumer goods, and lithium battery sectors led the gains, while the pharmaceutical and gaming sectors experienced declines. The Hainan Free Trade Zone concept saw significant activity, with Hainan Ruize achieving a third consecutive trading limit up, and other stocks like Hainan Rubber and Hainan Highway also rising. The official closure of the Hainan Free Trade Port is set for December 18 this year [3]. Commercial Aerospace Sector - The commercial aerospace sector was notably active, with stocks like Qianzhao Optoelectronics hitting the daily limit up of 20%, and Leike Defense achieving four limit ups in five days. Other stocks such as Shunhao Co., Galaxy Electronics, and Sichuan Jinding also reached their daily limits. This surge follows the recent release of the "Action Plan for Promoting High-Quality and Safe Development of Commercial Aerospace (2025-2027)" by the National Space Administration, which integrates commercial aerospace into the national aerospace development framework [5][6].