From November 4^thto 8^th, the 25^thTri-U International Joint Seminar & Symposium (Tri-U) was held at Chiang Mai University, Thailand. Li Hongbo, Vice Chair of University Committee, led 5 faculty staff and 18 students to participate it, and won 4 Best Presentation Awards, 2 Best Poster Awards and the “Best Workshop Award” as the best performing team among the 14 participating universities.PHD Luo Lijun from our School take part in this seminar and symposium and give presentation .