The Definition of PCB Assembly

Electronic PCB assembly is the process of mouting the electronic components with the wirings of printed circuit boards. The traces or conductive pathways engraved in the laminated copper sheets of PCBs are used within a non-conductive substrate in order to form the assembly.

The Cost of PCB Assembly at Linked Electronics

However, most PCB assembly unit costs range between $10 and $50 depending on the number of units produced that you produced at Linked Electronics. 

PCB Assembly Process at Linked Electronics

Step 1: Solder Paste Stenciling. The first step of PCB assembly is applying a solder paste onto the PCB board
Step 2: Pick and Place.
Step 3: Reflow Soldering. 
Step 4: Inspection and QC. 
Step 6: Final Inspection and Functional Test.