德国是举办世界博览会最多的国家,国际上每年约150个重要专业博览会中有116个是在德国举办的。其贸易博览会是从中世纪发展起来的,特别是二次大战后发展较快,逐步将综合性的展览会分化成专业博览会,专业博览会是展览会发展的趋势,目前在德国举办的展览会中专业性的博览会约占70％,地区性或几个行业合并的占20％,有零售的消费品博览会约占10％,举办博览会的展期一般3至5天。 Germany is the country with the largest number of world expositions. Of the approximately 150 major professional expositions in the world each year, 116 are held in Germany. Its trade fair was developed from the Middle Ages, especially after the World War II, it developed rapidly and gradually divided the comprehensive exhibition into a professional exposition. The professional exposition is the trend of exhibition development. Currently, it is specialized in exhibitions held in Germany. Sexual expositions account for about 70%, regional or several industries merged account for 20%, retail consumer goods expositions account for about 10%, and exhibitions for exhibitions usually last 3 to 5 days.