1. Function and Characteristics Nickel plating is used as the substrate coating for precious metals and base metals on PCB (the abbreviation of Printed Circuie Board […]

Two-stage hot-baking hardening type plug ink, its hardening process can be divided into two stages, the first stage of hardening is pre-backing, and the degree of […]

The main investment of roller scraping and filling is the special machine for plugging. Its construction method is different from that of screen printing plugging. Its […]

The term plug hole is not a new term in the printed circuit board industry. In the early etching process of the outer layer circuit, in […]