The knowledge content of the international conference theme developed by the MUST APEC App, including: the relevant knowledge of the Asia-Pacific Economic Cooperation Conference (APEC), professional English abbreviations commonly used in international conferences, etc., through interactive technology games, experience the way APEC international conferences, Atmosphere and preparations in advance, such as the national flags, heads of state, politics, culture, economy, education and other all-round development of APEC 21 member states.