Very formal. Hangzhou's studious education is formal. Education Technology Co., Ltd. is a legitimate business enterprise approved by the Ministry of Industry and Information Technology. There are formal and legal business documents, which belong to legal enterprises and are formal. The recruitment requirements of Hangzhou Haoxue Education are: college degree or above, under the age of 30, with teacher qualification certificate in courses and disciplines suitable for the job requirements, and People's Republic of China (PRC) (PRC) nationality.