Starting from March 1, 2017, passengers who plan to take an intercity or interprovincial long-distance bus in China are required to show valid¹ ID documents when buying the ticket, checking into the bus station and getting on the bus.

自2017年3月1日起，打算乘坐市际、省际长途汽车的旅客在购票、进站和乘车时均须出示有效身份证件。

According to the new regulation issued by the Ministry² of Transport, one ID document is only valid to buy one ticket on a same bus and the ticket has to carry ID information about the passenger.

根据交通部发布的这项新规，一张有效身份证件在同一车次只能购买一张客票，客票须印有旅客本人的身份信息。

Passengers who buy tickets on others' behalf need to show the ID documents of both parties.

代替别人购买车票的旅客需要同时出示双方的身份证件。

For young children who are not required to buy a ticket, valid ID documents will still be needed to get a free ticket.

免票儿童也需凭其有效身份证件免费申领客票。

When getting into the coach, ID cards and tickets are required to be brought forth³. Otherwise, passengers will not be allowed to board.

在进入旅客车厢时，身份证以及车票需要出示。否则乘客将不允许进入车厢。

Under the real name system, passengers who have lost their tickets can get those tickets replaced for free.

实名制实施后，遗失车票的旅客可免费补票。

ID cards became compulsory⁴ for trains and high-speed rail in 2010 and 2011, respectively.

在此之前，身份证已经分别于2010年和2011年在火车及高铁系统中成为了强制要求。