The electronic devices world is advancing quickly, and the function of circuit boards, especially flexible printed circuit boards (PCBs), is coming to be progressively crucial throughout various applications. Among these, HDI (high-density interconnect) PCBs and RF (radio frequency) circuit boards stand out for their specialized uses, particularly in high-performance and https://www.metooo.es/u/6763bd95b4f59c1178c9481b