Passengers check in to board trains at Beijing South Station yesterday, the final day of the five-day May Day holiday. During the holiday, China saw a significant increase in international tourists, driven by optimized entry procedures and improved tax refund policies. According to data from Ctrip, a leading online travel agency, the number of orders placed by international tourists in Shenzhen surged by 188% year on year during the holiday, compared to a national increase of 173%.                          China News Service