A high-tech walk at Summer Davos
Summer Davos in China's northeastern city of Dalian, Liaoning Province, is not only about discussion sessions but also a platform for innovators to showcase their fabulous works full of creativity. CGTN’s Yang Chengxi checked out some high-tech displays at the venue. 
Some gadgets on display include a robot arm by Huawei Technologies, a mind-bending augmented reality headset and an absolutely massive air purifier.