There are four requirements for graduation from the School of Mathematics and Finance of Hunan University of Humanities and Science. According to the official public information of Hunan University of Humanities and Science, it is known that you can only get a degree certificate after passing Band 4, but you can't add skill credits after passing Band 4, and you need to complete skill credits to get a degree certificate. CET-4 is a national English test sponsored by the Higher Education Department of the Ministry of Education.