In short, there are three functions of quality inspection
1. The function of gatekeeping, which is also the most basic and most important function in quality inspection. Ensure the absolute clearance of quality and ensure that the products are 100% qualified.
2. Preventive functions, such as the measurement and control of process capability, so as to play a preventive role or through inspection and other aspects to prevent the occurrence of substandard products.
3. Reporting function, which requires that when the quality inspector finds a problem, he will report feedback to the superior leader in time, so that effective remedial measures can be taken as soon as possible.