850 Color circular arch board may require the production of a variety of different looks roof according to production and yield. Building colorful, flowing lines, increase building tone and beautify the city landscape for housing construction. Architectural features: light weight, steel is strong, good elasticity, excellent seismic performance. Mechanical lock stitch seams, airtight, saving time and improving efficiency. Force in a reasonable manner, reserve safety, can withstand high wind loads and shock force scientific design ideas and advanced construction methods so that the overall structure of color plates dome building, contact connections are very reasonable and accurate, so that the project quality assurance. Architectural appearance, diverse and varied architectural styles, available straight slot board and any combination of the traditional structure of different forms of buildings, imaginative endless variations. And buildings can be built for different purposes, but also between the two buildings bagging, can also be added to the existing floor upstairs, only to solve water problems also increase the use of space.