In today’s rapidly evolving electronics industry, the demand for high frequency PCB and high speed signal transmission continues to grow, especially in applications such as 5G communication, RF systems, automotive radar, and advanced computing devices. To meet these challenges, combining RF PCB technology with BGA via-in-pad plating has become a critical solution for achieving compact design, signal integrity, and high reliability. What is Via-in-Pad Plating for BGA? Via-in-p