Region Memorial is the combination of regional history, anthronopogeography, and physiography. It records all the affairs in one region, and thus is regarded as regionalism, continuity, generality, and can even keep information. There is no record about Changhua County in the Qing dynasty. The year of Daoguang sixteen (1836), Taichung by Zhou Xi Changhua County Memorial) is the latest record, and is also the one which contains the most informaiton in Taichung among all the Taiwan Memorials in Qing dynasty. The compilation of (Changhua County Memorial) is mostly about the record of (Zhuluo County Memorial) before the year of Kangxi fifty-six; by the year of Ganlong twenty-eight (1763), (The Continuity of Taiwan Memorial) plays the major part; and (Changhua County Memorial) is compiled to supplement the chronicle after the year of Ganlong twenty-nine (1764). The aim of this study is to investigate and solve the historical problems via researching into Taichung chronicle in (Changhua County Memorial) compiled by Zhou Xi. Moreover, it is to discover the significant incidents, outstanding individuals, social phenomenon, regional armaments and military provisions, and the condition of commercial activities. Finally, in order to reconstruct in the amphibious passageways and find out the generation and origin of the regional substantial belief in former times, the study is to learn the people knowledge level towards the natural environment and topography and living space extent at the time through investigating the record of the (zone) in Taichung.