Plan design of a 300-square-meter villa with a swimming pool

Quick answer：

This refers to a detailed architectural plan for a villa with an area of 300 square meters, which includes the layout and design of the villa itself as well as the inclusion of a swimming pool. Such a design typically covers aspects such as floor plans, exterior elevations, sections, and details. It requires a skilled architect to ensure functionality, aesthetics, and compliance with building codes and regulations.