The convention and exhibition industry are considered as the leading service industry and bring the new opportunity for tourism market. The Bureau of Foreign Trade handle "A plan for rising the convention and exhibition in Taiwan" in 2009, the aim of this plan is to form Taiwan's conference and exhibition industry as an international appealing and competitive environment. And the main goal is striving for the international conference and exhibition activity. Therefore, the hotel industry will be immediately become important international conference reception organization. The fine conference service is not merely important for hotel, should regard conference customer's demands as the goal even more, and further establish good Word-Of-Mouth and the return intensions of customer. This research used "the scale of service quality after revision" that brought up by Parasuraman, Zeithaml and Berry (1991) regarded as the center criterion of assessing the service quality of conference, and adopt the scale such as LODGSERV (Lodging Service Quality) , LODGQUAL (Perceived Lodging Quality) and HOLSERV (Hospitality Service Quality). It was in order to discussion and empirical analysis, and assessed the gap between expectation and actual perception, regarded as the key direction of improving the service quality of conference.