All steps required to create and operate a peripheral device of an electronic device can be performed without the need to plug in the peripheral device to the electronic device. A composite male fastening component is placed through at least a first part and a second part. The support layer contains a compatible component that is compatible with the acrylic polymer. The operation code decoder analyzes a writeread command, switches over a direction of data transfer with regard to the memory array based on a result of the analysis, and requires an IO controller to change a high impedance setting of a signal line connecting with a data terminal DT. Finally, the one or more micro-channels are encapsulated, thereby closing the one or more access windows along the dimensions of the desired micro-channels. A magnesium alloy to be processed by presswork, forging, and the like can be efficiently provided.