Building template

The utility model discloses a building template, and particularly provides a laminated structure including a surface layer formed out of cement mortar or pisolitic sand slurry, wherein, a reinforced layer made of glass fiber fabric is arranged in the surface layer, an bonding layer is arranged in the reinforced layer, a sandwich layer is arranged in the bonding layer, the sandwich layer is made of a mixture of thermoplastic plastics and wood chips, grooves and convex edges are further formed on the four sides of the template in order that templates can be spliced together, and edges of the grooves and the convex edges are covered with iron. The utility model has the advantages of easy splicing, no sand slurry leakage, no waterborne foaming, corrosion resistance, long service life, frequent use, low possibility of water absorption and deformation, reduced plate weight, improved tensile strength and shock strength, and higher deformation temperature.