**2. Identification and Dissemination of Prefabricated Building Supply Chain Risk**

The assembled building supply chain is guided by the owner's demand, and the general contractor is responsible for the coordination and scheduling of each node enterprise, such as the designer, the manufacturer, the transporter, and the assembly formula, to meet the needs of the owner, the general contractor, and the government. Different stakeholders are faced with different risks in the five working stages of design, procurement, manufacturing, transportation, and assembly. At the same time, the risks are mutually restricted, and the problems of one party will drive the whole supply chain to produce a linkage effect.
