The Vasco Da Gama English course system (VDG system for short) is based on the Cambridge English Test Level (YLE and MSE), Common European Framework of Reference for Languages (CEFR) and China’s Standards of English Language Ability(CSE), as an independently developed English language learning system by Vasco Da Gama European Institute of Diplomacy and International Read more about EIDIR offers now online English courses for students worldwide[…]