Mobile terminal comprising inner frame and method for manufacturing inner frame

The present invention relates to a mobile terminal comprising an inner frame and a method for manufacturing an inner frame and, more particularly, to a mobile terminal and a method for manufacturing an inner frame provided in a mobile terminal, the mobile terminal comprising: a terminal body; an inner frame installed inside the terminal body to support the terminal body; and a circuit board supported by the inner frame, wherein the inner frame has a metal layer formed on a base formed of a polymer material so as to cover a surface of the base.