Hosting mega event is very postive and negative influence to the development of the city tourism,therefore,we should take use of the positive influence,and implement effects maxization of urbran tourism.

Tourism public services of festival activities from the Government s perspective;

The paper investigated festivals concerning resident\'s leisure activities by analysis and classification and put forward suggestions as to how to increase residents\' participation in leisure-related festival activities.

The Influence of Mega-events on Urban Development;

Olympics as a kind of mega-events will have great impact on tourist destination.

Basic procedure and methods of risk management for large-scale social events;

Research on Requirement Engineering Structure of Large-Scale Events;

Frequent large-scale events impose heavy pressure on urban traffic management.

This paper puts foreword impact factors about traffic mode choice under large-scale events,and the author mainly analyzed that the events holding spot,traffic management measure and the scale of the event bring the impact to traffic mode split.