As a sightseeing case in Xiaoxu, there is a simple introduction to Xiaoxu's history, not only super characteristic hand-painted postcards, but also direct mail. There are many practical information about Xiaoyu travel. The same brochures introduced in four languages of China, Japan, Korea and English can be obtained. Some pictures can directly see the busy historical scene of the former Xiaoyu Canal, which is the most direct reflection of the vicissitudes of Xiaoyu history.