A moment in time: Summer smart

Chinese parents' keen interest in education has not faded with time, especially with extracurricular training during school vacations.

In 1993, a class taught by a retired teacher (above) attracts parents and students in front of a primary school in Guangzhou, Guangdong province.

Fast forward to July 2015, when parents take their kids (below) to register for training classes at the Xi'an Youth Center in Shaanxi province.