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See Chinese contents: HJ 1239.2-2021 HJ 1239.2-2021: Technical specification for emission remote supervision system of heavy-duty vehicles - Part 2: Enterprise platform
This standard specifies the general requirements, enterprise platform registration, data flow and functional requirements, for the enterprise platform for remote monitoring of heavy vehicle emissions. This standard applies to the construction and operation of enterprise platforms for remote monitoring of heavy-duty vehicle emissions.
