1.What is the PCB?

PCB=printed circuit board.
It is an important electronic component, a support for electronic components, and a carrier for electrical connection of electronic components.

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2.What is the PCBA?

PCBA=assembly of PCB.
Various electronic devices are assembled on the circuit board by a surface encapsulation process. Next is the box assembly, which assembles the assembled PCB with the outer casing to form the finished product.

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3.What is the difference between PCB and PCBA?

PCB refers to the circuit board, while PCBA refers to the circuit board plug-in assembly, SMT process. One is a finished board and the other is a bare board.
PCBA=Printed Circuit Board(PCB) +Assembly

4.What is the PCBA production process?

Step1:Solder Paste Printing(Recommended:Manual solder paste printer、Semi-automatic solder paste printer、Auto PCB stencil printer）

Step2:Pre-Soldering Inspection

Step3:High Speed Mounting(Recommended:4 head economic LED mounter、LED high speed pick and place machine)

Step4:Visual Inspection Before Re-Flow

Step5:Re-Flow Soldering(Recommended:8 zones reflow oven、6 zones reflow oven with PC、New design 10 zones reflow oven)

Step6:AOI

Step7:DIP plug-in processing

Step8:Wave Soldering(Recommended:Large wave soldering machine、Middle size wave soldering machine with PC、Mini wave soldering machine)

Step9:Cleaning

Step10:Quality Checking

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