Lightweight multifunctional integrated load-bearing wallboard of low-rise fabricated building

The lightweight multifunctional integrated load-bearing wallboard comprises second ceramsite foamed concrete, a second load-bearing framework is arranged in the second ceramsite foamed concrete, and a fourth two-way reinforcing mesh and a third two-way reinforcing mesh are arranged on the front side and the rear side of the second load-bearing framework correspondingly; the ceramsite foamed concrete integrated load-bearing wallboard which takes concrete as a basic material and is added with high-quality ceramsite aggregate is an important enclosure system of a fabricated building, can effectively reduce wet operation and environmental pollution on a construction site, and has better anti-seismic property; the ceramsite foamed concrete integrated load-bearing wallboard can be used for load-bearing inner walls and outer wallboards of low-layer public buildings and residential buildings with three layers or below, and compared with other wallboards in the industry, the ceramsite foamed concrete integrated load-b