A drone photo taken on May 1, 2026 shows a ro-ro passenger ship departing Yantai Port in Yantai, east China's Shandong Province. China logged around 1.52 billion inter-regional passenger trips during the just-concluded five-day May Day holiday, a 3.49 percent increase over the same period last year, the Ministry of Transport said on Wednesday. (Photo by Tang Ke/Xinhua)