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IQC: Incoming Material Quality Control
It's the first line of defense and gate in the shijin watch's quality system, which plays an important role in the whole production process.
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IPQC: In Process Quality Control
It's an individual group to monitor and point out the abnormal condition in the QC process.
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FQC: Final Quality Control
Completed watches will be in a comprehensive inspection. The defective watches will be reworked or repaired.
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OQC: Acceptable Quality Control
After the watches packaged and prepared well for delivery, the OQC will inspect watches by random sampling or full checking as the standard of AQL.
Seven-day watches return, and a one-year watches warranty