Printed Circuit boards (PCBs) are essential components in electronics, providing a compact and organized platform for the connection and support of electronic components. If you want to know more about it, click the below links:
https://www.easyzoom.com/image....access/17539e81b40e4
https://hitechcircuits.wufoo.c....om/forms/m1kg2m1g0d2
https://hitechcircuit.livejournal.com/433.html