HDI (High-Density Interconnect) technology has made PCBs smaller and more efficient. HDI PCB is the key to small electronics that need more functionality in limited space. Polychlorinated biphenyls are universal - ● Mobile phones ● 4G communication devices ● Digital cameras ● Laptops ● Touchscreen devices ● Medical equipment ● Military devices HDI PCB offers many advantages over conventional PCBs. They may be ideal for your ...