通过文化交流促进国家间关系的改善,在中日关系史上是一个极为突出的特征。中日邦交正常化以前的二十多年里,中日之间以一种特殊的方式广泛地展开了“半官半民”式的多渠道交流。这期间取得了四次民间贸易协定的缔结,如LT贸 Promoting the improvement of the relations among nations through cultural exchange is an extremely prominent feature in the history of Sino-Japanese relations. In the two decades before the normalization of diplomatic relations between China and Japan, China and Japan conducted a multi-channel exchange of “semi-government and semi-civil” type in a special way. During this period, four non-governmental trade agreements were concluded, such as the LT trade