TOEFL All in-class lectures and materials are in English. Evidence of English ability is not required from applicants graduated from a university where English is the medium of teaching (includes all universities in Hong Kong and most universities from North America, United Kingdom, Australia, Singapore, New Zealand etc). Applicants from Universities where English is not the medium of instruction, please provide an English proficiency proof as follows: Test of English as a Foreign Language (TOEFL): Paper-based test (PBT) score ≥ 550; Internet-based test (iBT) score ≥ 80 International English Language Testing System (IELTS): Overall score ≥ 6.0; All sub-scores ≥ 5.5 Note: TOEFL and IELTS scores are valid for two years from the test date. IELTS All in-class lectures and materials are in English. Evidence of English ability is not required from applicants graduated from a university where English is the medium of teaching (includes all universities in Hong Kong and most universities from North America, United Kingdom, Australia, Singapore, New Zealand etc). Applicants from Universities where English is not the medium of instruction, please provide an English proficiency proof as follows: Test of English as a Foreign Language (TOEFL): Paper-based test (PBT) score ≥ 550; Internet-based test (iBT) score ≥ 80 International English Language Testing System (IELTS): Overall score ≥ 6.0; All sub-scores ≥ 5.5 Note: TOEFL and IELTS scores are valid for two years from the test date. GRE GRE and GMAT scores are not required. GMAT GRE and GMAT scores are not required.