Legal analysis: the project has obtained the state-owned land use right certificate, and the project under construction must be mortgaged and the construction permit must be obtained. The self-owned funds invested in the project must reach more than 25% of the total investment of the project construction.

Legal basis: Article 52 of the Building Law of People's Republic of China (PRC) stipulates that the survey, design and construction quality of construction projects must meet the requirements of the relevant national safety standards for construction projects, and the specific management measures shall be formulated by the State Council.