It was December 28, 2017. Accepting the invitation of our school, the famous mathematician KEN ONO and his colleagues came to our school for academic exchange and visit. Many school leaders, including executive vice president of Tangwai named Wang Tiangui, vice president of government named Wen Yuancong and director of foreign affairs named Zeng Liangyi warmly welcomed those distinguished guests. All the teachers and students from the first grade innovation class and the International Department listened to the academic lectures in the third lecture hall carefullly.