Introduction to Qianying Lake: The Green Expo Park draws water from the Wei River into the park, forming a water system surrounding the Green Expo Park with a length of more than 1,500 meters and a width of more than 7 meters. Qianying Lake, Tianyin Lake, etc. embellish the garden, making it a "garden It is an ecological sightseeing and leisure garden with exquisite landscape, harmonious static and dynamic nature, and rich cultural heritage.