海南自贸区板块持续走高，海汽集团、海南发展涨停

Group 1 - The Hainan Free Trade Zone sector continues to rise, with Haiqi Group and Hainan Development reaching the daily limit increase [1] - Other companies such as Haixia Co., Jingliang Holdings, Hainan Rubber, Xinlong Holdings, and Caesar Travel also experienced gains [1]