Yuhong leans against the river, and Changle is not in the center. What do you mean?

Long-term happiness will never end. Describe the beautiful scenery interwoven with endless happiness, which makes people feel relaxed and happy. This idiom comes from Jin Shi Suo Han Changle Palace Tile, which is a monograph that records and inspects the inscriptions of Zhongding Yi wares, inscriptions and tiles before the Han Dynasty, among which Han Changle Palace Tile records and inspects the tiles used in the Han Dynasty.