According to our existing process, we do not currently have the Pre-AOI + Post-AOI process, and the feedback function of Pre-AOI can affect the coordinates of the SMT parent program, which has an impact on SMED, and the return on investment is not high. <br>In addition, at this stage, we have not popularized all SMT lines, and the return of inspection after placement is higher than in Pre-AOI, so we chose the original AOI process.
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