There are two kinds of IELTS, academic (A) and training (G). The academic IELTS test (Class A) tests the English level of candidates and evaluates whether the English level of candidates meets the requirements of applying for undergraduate and postgraduate education or above, which is suitable for students preparing to study abroad. Training (g) The IELTS test focuses on assessing basic language skills and is suitable for those who intend to work or immigrate in English-speaking countries (such as Australia, Canada, New Zealand and the United Kingdom) or apply for training and non-diploma courses.