Semiconductor package and making method thereof

A semiconductor package has (a) a package base, (b) package terminals formed on the package base and used to connect the semiconductor package to another device, (c) a wiring layer formed on the package base and electrically connected to the package terminals, (d) a semiconductor chip mounted on the package base and electrically connected to the wiring layer, (e) a low-elasticity resin layer formed between a resin mold and the wiring layer and between the package base and the resin mold, and (f) the resin mold sealing the package base, the wiring layer, the semiconductor chip, and the low-elasticity resin layer.