Xinhua News Agency, April 25, the meeting of heads of delegation of the Hangzhou Asian Games opened in Hangzhou on the morning of April 25. This is the largest international conference since the preparations for the Hangzhou Asian Games, attended by representatives of the Olympic Committees of 45 Asian countries and regions. During the three-day meeting, the Hangzhou Asian Organizing Committee briefed the participating Olympic committees on the latest preparatory progress and released the latest entry policies, procedures and related information.