Student and parent representatives visit Nanjing Normal University, where scoring work on Chinese, mathematics and English papers has been carried out for decades. [Photo/jstv.com]

The representatives were then given a tour of Nanjing Normal University, which has been scoring Chinese, mathematics and English gaokao papers for decades.

Every paper will go through a strict grading process, from initial grading and double checking to expert grading. The gap between different markers for every question is limited to one point.