海南自贸区板块短线拉升，海汽集团涨停

Group 1 - The Hainan Free Trade Zone sector experienced a short-term surge, with Haiqi Group hitting the daily limit up [1] - Other companies such as Hainan Airport, Jinpan Technology, Hainan Development, Haide Shares, and Hainan Ruize also saw increases in their stock prices [1]