2. Coating Coating refers to uniformly coating the copper surface with a layer of liquid photoresist. There are many methods, such as centrifugal coating, dip coating, […]

The final coating process for PCB manufacturing has undergone important changes in recent years. These changes are the result of the continued need to overcome the […]

Comparison of Dry Film and Wet Film for PCB Processing Dry film is easy to operate, especially using an automatic film laminating machine, which can be […]

In the process of producing double-sided or multi-layer PCB, it is generally used the following steps. Punching – chemical immersion copper – full board thickening copper […]