K type prefabricated houses in low cost 1). All steel fabric parts and the size of prefab house can be made according to clients' requirement: 2). The prefab house is low cost, durable structure, convenient relocation, and environment-protection, 3). The material of prefab house is light and easy to install. It takes 1-3 days for five workers to finish the installation of a 50 square meters house, save manpower and time. 4). All the materials of prefab house can be cycle-used, Meeting the requirements of environment protection in the world. Special is in the large-scale house projects in the developed region. 5). We use high quality galvanized sheet and foam as the materials of walls and roof.So the prefab house is good for fireproofing, waterproofing, etc