Introduction to Huaian City Planning Exhibition Hall: Huaian City Planning Exhibition Hall covers an area of about 1,500 square meters and is divided into preface hall, planning publicity area, historical features display area, master planning model area, special planning display area, etc. , not only reproduces Huai'an's construction achievements, but also is the epitome of urban development and changes. In the virtual reality hall, a 180-degree surround-screen movie "Huai'an, China" is set up, which tourists cannot miss.