Difficult. In 2023, the national Grade A mathematics examination is relatively difficult and has a wide range of topics, which requires candidates to have a solid mathematical foundation and high thinking ability. The National Unified Entrance Examination for Colleges and Universities, referred to as "College Entrance Examination" for short, is a selective examination for qualified high school graduates or candidates with equivalent academic qualifications in People's Republic of China (PRC) (excluding Hong Kong Special Administrative Region, Macao Special Administrative Region and Taiwan Province Province).