In the early hours of July 15, more than 1,500 high school students and teachers who participated in the Beijing-Tibet-Xinjiang-Qingi educational collaboration series of 2025 in the Integrated Educational Collaboration Series of the Educational Collaboration of the Educational University of Beijing-Tibet-Xinjiang-Qing and Mongolian-Shenzhen-Tianjin-Henan-Henan-Henan.一系列活动始于7月10日。
[编辑：李太阳]
