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See Chinese contents: QC/T 633-2022 QC/T 633-2022: The seats of passenger vehicles
This document specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage of the seats of passenger vehicles. This document is applicable to passenger seats of categories M2 and M3 passenger vehicles. This document does not apply to the plastic seats, which are used in Class A and Class I passenger vehicles of category M2 and M3, as well as student seats of special school buses.
