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2021-04-23

How To Know The Number Of PCB Layers

It is not always easy to see the actual number because the layers in the PCB are closely connected, but if you look closely at the […]

2021-04-23

Accelerated Aging Test for PCBA

During PCBA production, aging test is necessary. The aging test generally simulates the external humid and high-temperature environment to test the PCBA finished product, so that […]

2021-04-22

Basic Tests Standards for Flexible Circuit Board

The basic test standards for flexible circuit board are: 1. The appearance of the substrate film surface and covering layer; 2. Deviations of successive discs and […]

2021-04-22

Introduction For The Principle And Implication Of Copper Thieving On PCB

Copper Thieving refers to the Copper equalizing block added in the outer graphic area of multilayer PCB, PCB assembly auxiliary strip and the manufacturing area of […]