中国交建：先后参与海南自贸港多个重点基建项目的规划与建设

Group 1 - The company, China Communications Construction Company (CCCC), has a long-term commitment to the Hainan market, achieving significant results in infrastructure construction [1] - CCCC has participated in the planning and construction of multiple key infrastructure projects in the Hainan Free Trade Port, focusing on areas such as port channels, highways, bridges, and marine economy [1]