What do you know about PCB...

Printed circuit boards (PCBS) are ubiquitous in our lives.1oz vs 2oz But how much do you really know about PCBS? Here are 10 things you may not know about PCBS!

Why is the pcb green?

Why are most PCBS green? That's the basic question. In fact, the circuit board itself is brown, and the green we see is the welding…

In foreign countries, the wedding is officiated by a priest or lawyer with legal effect, and the couple will choose to hold the wedding in the church or lawn. In China, it has become a ceremony for family and friends to witness and socialize. Most of the wedding hosts are wedding officiators, and most of the people attending the wedding are young friends of the…