A股海南板块异动拉升，海南瑞泽直线涨停，海南高速，海南发展、康芝药业跟涨。

Core Viewpoint - The A-share market in Hainan has experienced significant upward movement, with Hainan Ruize hitting the daily limit, while Hainan Gaosu, Hainan Development, and Kangzhi Pharmaceutical also saw increases [1] Company Summary - Hainan Ruize has reached a daily trading limit, indicating strong investor interest and potential bullish sentiment surrounding the company [1] - Hainan Gaosu, Hainan Development, and Kangzhi Pharmaceutical have followed suit with notable gains, suggesting a broader positive trend within the Hainan sector [1]