The electronics globe is advancing swiftly, and the function of circuit boards, especially flexible printed circuit boards (PCBs), is becoming increasingly vital throughout numerous applications. Among these, HDI (high-density interconnect) PCBs and RF (radio frequency) circuit boards stand out for their specialized uses, specifically in high-performance and small electronic devices. https://clinfowiki.win/wiki/Post:The_Role_of_HighPerformance_Materials_in_HDI