World of wonders on display

Expo features the latest and most advanced Internet tech and products

One young executive tells you where a parking space is available, and another chooses the best bed for you tonight - all in a split second by using apps. Yet another innovator offers an ingenious solution for protecting smartphone privacy.

Nearby, Baidu, China's online search giant, is showing off a driverless car, while Nokia asks visitors to try its virtual reality camera.