In the field of electronic engineering, printed circuit board (PCB) design is a crucial skill. For beginners, understanding the basic concepts, tools and techniques of PCB design is the first step in getting started. By mastering basic circuit knowledge, being familiar with the use of design software, and understanding the characteristics and layout requirements of different components, beginners can gradually improve their design skills. With the accumulation of experience, they can explore more advanced design techniques, such as multi-layer board design, high-speed circuit design, etc. Through continuous learning and practice, the process from entry to mastery of PCB design will become smoother and more efficient.