Live: Exploring the fifth Helicopter Expo in Tianjin

The fifth Helicopter Expo gathers some of the most advanced helicopters across the globe. CGTN reporter Ning Hong takes you to the exhibition hall, where you can find China's latest models of helicopters for army aviation, a new generation of cockpit design, unmanned helicopters, advanced heavy helicopter designs, and of course some of the best helicopters from major manufactures such as Airbus and Bell.