changtaixianIntroduction：Introduction to Changtai: Changtai County, a county under the jurisdiction of Zhangzhou City, Fujian Province, is located at the junction of the Jinnan Golden Triangle Center and the downstream of Jiulongkou. It is between 24°33′—24°54′ north latitude and 117°36′-117°57′ east longitude. It is connected to Xiamen in the east, Longhai in the south, Hua'an and Zhangzhou in the west, Anxi County in Quanzhou in the north, 50 kilometers to the east of Xiamen in the east, and 17 kilometers to the city in the south. There are provincial highway 212 and 324 national highway and 319 national highway. The Fushun Expressway is connected. The density of the road network is 0.88 km/km2, ranking first in Fujian Province. The Yingxia Railway connects Changtai Railway Station with the national railway network. It has airports, ports, railways, highways, national highways and provincial highways within 50 kilometers of the county. Longjinxi Waterway from Wu'an to Guokeng and Shima. The unique geomorphic structure of Changtai County can block the winter cold current and the summer typhoon. Changtai County is a typical suburban county in the city. It is a pilot county for comprehensive development of mountainous areas in China. It is a demonstration county for ecological construction in China and an advanced environmental protection county in Fujian Province. It is a primary electrification county in China's rural areas. It is a high-quality fruit in China. Township, known as the "Hainan treasure land". [1-4]