1, naturally. Hangzhou Detian Experimental Primary School, located in Hangzhou, Jiangsu Province, is a key primary school in Jiangsu Province, and Changqing Primary School is an ordinary primary school.

2. Teachers. The teachers of Detian Experimental Primary School in Hangzhou are all bachelor degree or above, with rich educational experience and strong teachers, while the teachers of Changqing Primary School are mostly graduates and lack educational experience.