Information about fairs (term, place, number of places, cost of seats), organizers of fairs, contracts concluded with the organizers of such fairs

Information about fairs (term, place, number of places, cost of seats), organizers of fairs, contracts concluded with the organizers of such fairs本数据集涵盖以下内容：展会相关信息（包括展期、举办地点、展位数量及展位费用）、展会主办方信息，以及与该类展会主办方签订的合同。