Oyster shell veneer external wall and construction method thereof

The invention discloses an oyster shell veneer external wall and a construction method of the oyster shell veneer external wall. The oyster shell veneer external wall comprises a porous brick wall, a leveling layer, a white cement bonding layer and an oyster shell veneer layer, wherein the porous brick wall, the leveling layer, the white cement bonding layer and the oyster shell veneer layer are arranged from inside to outside. The oyster shell veneer layer is formed in the mode that the backs of a large number of oyster shells are outward, and the oyster shells are overturned to be pressed on the white cement bonding layer one by one. The depth of the oyster shell veneer layer embedded into the white cement bonding layer is larger than or equal to 5mm. The oyster shell veneer external wall is good in heat insulation and cooling performance, warm in winter, cool in summer and high in weather resistance and durability, and applicable to popularization and application.