What are the advantages of modular housing over traditional housing?

Module housing is more energy efficient and emission reduction compared to the traditional way, the materials required for the main building of the house can be produced in the factory and then enter the project site, reducing construction dust, noise and other pollution. As a result of factory production, on-site assembly, but also greatly save construction time, such as on-site pouring stairs the entire process cycle takes a month, while the factory production on-site assembly, a day will be able to install more than a dozen layers, the efficiency of a lot more.