2 . How much does it cost to prepare for gaokao?

Preparing for the entry exam is no easy feat – for the brain cells, or the hip pocket.

In fact, it can cost up to 100,000 yuan when paying for extra classes, nutrimeals, school housing and private tutorials.

But it wasn't always this way. In the 1970s – less than fifty years ago – it would cost no more than five yuan.