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		Investigation

Purpose: To learn about customers’ requirements to Off-line AOI machines.

Contents：

1. Where in the PCB manufacturing process do you use the off line AOI most? Pre-reflow or Post Reflow?

Pre-printing　 Pre-reflow　 Post reflow

2. What defects are most important to you? Please tell us what defects you normally look for on a daily basis when using our off line AOI.

Bad printing 　 Bad chip Bad soldering

3. How often do you use the AOI machine each day?

All day long Every half hour Every hour

4. How many PCB’s do you inspect with the AOI each day?

Less than 1000 More than 1000 More than 5000

5. Whether you are satisfied with the testing speed?

ok slow quick

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