Haidian Marathon: Didi Supports Successful Event and Launches Spring Outing DiscountOn the morning of April 6th, the Haidian Marathon series and the 2025 Chinese Athletic Association 10km Elite Race (BeijingHaidian Station) were successfully held in Beijing. Over 5,000 runners started from the scenic Zhusuan Village Exhibition Center, enjoying the beautiful Kunming Lake and the lush greenery along the route during their challenging 10km run...