At present, the commonly used LED aluminum substrate has two sides: the white side is used for welding led pins, and the other side shows the natural color of aluminum.
PCB proofing, also known as PCB proofing, is an important electronic component. It is the main support of electronic components and the provider of electronic component connection
In a certain period of time, enterprises will encounter the bottleneck of development. The operating cost has been rising, but it is difficult to find the "location" of the cost. We call it "invisible cost". 1. Meeting cost
Chip is the general term of semiconductor component products. Chip is also called integrated circuit and IC. What material is the chip mainly composed of? Let's have a look!
Cutting, fillet, edging, baking, inner layer pretreatment, coating, exposure, DES (development, etching, film removal), punching, AOI inspection, VRS repair, browning, lamination, pressing, target drilling, Gong edge, drilling, copper plating, film pressing, printing, writing, surface treatment, final inspection, packaging and other processes are countless
People who make circuit boards know that the production process is very complex~
