What kind of house is Yangling Huajiayuan?

It is a commercial house. China, which rose in the 1980s, refers to the houses, including houses, commercial houses and other buildings, that are approved by the relevant government departments, leased by real estate development and management companies (individuals and foreign companies) to government agencies for 40, 50 and 70 years, and sold in the market after completion. Commercial housing is also called big property housing.