19世紀中葉以後，成廣澳逐漸成為東海岸一帶漢人、平埔族與阿美族彼此互動貿易的中心。在「開山撫番」的政策下，成廣澳更成為清軍控制東部中路的補給基地，其後來者日眾，本地商留、教育、宗教等機能日益完備，成為漢人在東海岸最重要的聚落。但由於東岸地形狹窄，不同族群的聚落彼此錯落而居，其往來互動，通事的角色頓形重要。地方總理為漢人社會的領袖，通事則奔走各族群之間，由是獲取可觀的。土地清丈貸後，通事成為最大的地主。土地清丈後，將人與地的關係連結起來，國家透過於土地所有權的確認，將國家與地方的關係建立起來，廣鄉因而成為具有實質統台意涵行政空間。

After the middle period of the 19th century, Gingounour became the communication and trade center along the east coast of Taiwan. under the Kai-sen Fu-fan (開山撫番) policy, Gingounour was the supply base where could supply the Ching troop so that they could control the middle part of Taitung. Therefore, people coma to Gingounour more and more. And Ginounour became the largest village along the east coast of Taiwan. After the land survey, the land ownership was confirmed. Through this progress, the relationship between government and local was connected.