海南自贸区板块活跃，海南发展涨超9%

Core Viewpoint - The Hainan Free Trade Zone sector is experiencing significant activity, with notable stock price increases among various companies [2] Company Performance - Hainan Development has seen its stock price rise by over 9% [2] - Other companies such as Kangzhi Pharmaceutical, Haide Co., Hainan Highway, Haima Automobile, and Caesar Travel have also shown upward movement in their stock prices [2]