The 2021 World Intelligence Congress is underway in the northern Chinese city of Tianjin from May 20 to 23. In its fifth year, the event consists of a series of conferences, exhibitions and competitions and has become known as a platform where cutting-edge technology and innovative ideas collide. Join CGTN's Guo Meiping for a high-tech tour of the 5th World Intelligence Congress exhibition area to discover the latest innovation in the intelligence industry.