琼海市文体中心地下通道开通

Core Points - The Qionghai City Cultural and Sports Center underground passage has officially opened, enhancing local traffic flow [2] - The main line of the passage is 958 meters long, with an additional 620-meter one-way auxiliary road, designed with four lanes in both directions [2] - The project commenced construction in January 2021 and primarily serves to facilitate traffic around Qionghai City First Primary School [2]