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See Chinese contents: QC/T 1139-2020 QC/T 1139-2020: Technical Specifications for Remanufactured Automotive Components - Connecting Rod
This Document specifies the terms and definitions, process requirements, performance requirements, test methods, inspection rules, markings, packaging, transportation and storage of remanufactured products of automobile engine connecting rods. This Document is applicable to remanufactured products of automobile engine connecting rods.
