PCB screen printing screen production process can be roughly divided into two aspects: pull the net, net drying.   There are many small operation methods in […]

The basic process of the FPC photocoating layer is the same as the photoresist film used for rigid printed boards. The materials used are also dry […]

1. Bridging The causes of bridging are mostly caused by excessive solder or severe edge collapse after solder printing, or the size of PCB substrate solder […]

Here are 10 things to pay attention to: 1. The outer frame (clamping edge) of the PCB assembled board should adopt a closed-loop design to ensure […]