As the countdown to the 2022 Beijing Winter Olympics continues, the new high-speed railway line    1    （connect）the capital with Olympic host city Zhangjiakou has just entered service. It cuts the travel time    2    the two from three hours to 47 minutes. But this isn’t just another bullet train. This beauty, part of China’s Fuxing series, can run up to 350 kilometers per hour without a driver,    3    （say）to be the world’s first smart high-speed railway.

So what makes them “smart”? Well, the carriages    4    （equip）with 5G signals, intelligent lighting and sensors to collect real-time data and detect any operational abnormalities. Meanwhile, each individual seat has    5    （it）own touch-screen control panel and wireless charging docks. Though the high-speed trains on the route are autonomous,    6    monitoring driver will be on board at all times. The trains can    7    （automatic）start, stop and adjust to the different speed    8    （limit）between stations. Back at the station, robots and facial recognition technologies can help passengers with directions, luggage and paperless check-ins.

Today, China is home to the world’s largest high-speed rail network, and the    9    （fast）commercially operating train—the Shanghai maglev. According to the China State Railway Group, 1,036 Fuxing bullet trains have been put into operation since 2017,    10    the series were first launched.