1. According to the information inquired by Dianping.com, there is no teacher qualification certificate. Under the dual health policy, teachers employed by off-campus training institutions are required to hold teacher qualification certificates. Chen Chen Cai Ying Chen Shi doesn't have a teacher's certificate, so he can't teach any more.

2, business ability is not strong. In the process of teaching in chenchen, talented chenchen often failed to teach because of his poor professional ability.