A股海南自贸区板块震荡上升，凯撒旅业封板涨停，钧达股份涨超5.5%，海南海药、丽尚国潮均涨超3%，海汽集团等跟涨。

Group 1 - The A-share market in Hainan Free Trade Zone is experiencing a volatile upward trend, with significant gains in various stocks [1] - Caesar Travel Industry has reached a daily limit increase, indicating strong investor interest [1] - Jun Da Co., Ltd. has risen over 5.5%, reflecting positive market sentiment [1] Group 2 - Hainan Haiyao and Lishang Guochao have both increased by more than 3%, contributing to the overall positive performance of the sector [1] - Haikong Group and other related companies are also seeing upward movement, suggesting a broader rally in the Hainan Free Trade Zone stocks [1]