Yujing region's mango species was first planted experimentally in 1962 by Mr. Zheng Han-chi from Douliu, Zhongzheng Li; it was a historic attempt that transformed economic development in the area. Tainan City Government Tourism Bureau erected a monument for the First Irwin Mango Tree in Taiwan to let the visitors understand more about the development history of Irwin mango trees in the Yujing area and the industry development generated as a result.