Chenggong Town was formerly known as "Ma Lao Lou She". In 1921, the Japanese changed to "Xingang" and after the war it was changed to " Chenggong ". There are different opinions about the origin of the name Ma Lao Lou, but until the end of the Qing Dynasty, this place was still where the Ami people settled and cultivated. The Kylin culture of 3,500 years ago is the most unearthed cultural relics in Chenggong Town, such as stone walls, rock coffins, stone axes, and mao. It can be known that the origin of this place is very early. There are more than 17,000 people in Chenggong Town, the resident population accounts for about 53% of the total population. The Harvest Festival is the essence of the traditional culture of the Ami people, and it is also an event that best demonstrates the characteristics of the Ami people. It is of great importance to the continuation and cultural preservation of the ethnic group. It is usually held from July to early August. The economic structure of Chenggong Town is mainly based on agriculture and fishery. The proportion of industry and commerce and service industry is very low. The main economic activities are concentrated in Xingang area. Chenggong Fishing Port is the largest fishing port in the eastern coastal area, facing the Pacific Ocean. Moreover, there is the Kuroshio Current passing, so aquatic resources are quite rich. The main fish production is bonito, sailfish, ghost knife, tuna, bonito, etc.