Introduction to Yanling National Flower and Tree Expo Park: Yanling National Flower and Tree Expo Park covers an area of ​​1,500 acres, 600 meters long from north to south, and 1,600 meters long from east to west. It was built in March 2002 and completed in September 2002. In accordance with the principles of "people-oriented, ecological priority, species diversity, and sustainable development", the Flower Expo has comprehensive functions such as flower and tree display, market transactions, eco-tourism, and scientific research and development, thus attracting a large number of tourists all year round.