Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage. (Photos: People's Daily online)

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.

Trains on the Yanfang Line, a rapid transit line in the southwest suburb of Beijing, have recently become automatic, meaning they can turn themselves on, conduct self-inspections, operate according to the timetable, wash as well as leave and return to the garage.