This document contains tags and metadata for various printed circuit board (PCB) manufacturing topics including different PCB types (e.g. double-sided, multilayer), finishes (e.g. HASL, ENIG), materials (e.g. copper, rogers), and processes (e.g. plating, soldering). Each entry includes the tag terms, date, and page views. The tags provide information about PCB manufacturing technologies, products, equipment, quality assurance, and the company.