On April 27, 2023, the "Beijing-Qingdao International Urban Rail Transit Exhibition and Summit Forum" kicked off in Qingdao. Spanning three days, the event brought together over 400 global exhibitors and utilized more than 60,000 square meters of exhibition space at the China Railway.  Qingdao World Expo City, setting a new record for the scale of the exhibition. As an annual flagship event in the urban rail transit industry, this marked the first time the exhibition was held outside Beijing, relocating to Qingdao. Additionally, as the largest edition of the exhibition to date, this milestone not only reflects the industry's trust in the Beijing-Qingdao Rail Transit Exhibition and its organizers but also serves as a testament to the vibrant innovation and dynamic development within the urban rail transit sector.