Which is better, Gaohai or Guanghua class in Haining No.1 Middle School?

Good Guanghua class in Haining No.1 Middle School.

1. Gao Hai's teachers are all senior teachers, while the teachers in Guanghua class of Haining No.1 Middle School are all special-grade teachers, and the latter's teachers are better than the former.

2. Gaohai's teaching equipment is traditional blackboard and chalk, while the teaching equipment of Guanghua class in Haining No.1 Middle School is projector and whiteboard, which are more advanced, so the latter is better.