China National Standards

China Verification Regulation Timing Industry Standards English PDF List

  •  China "Verification Regulation Timing" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JJG 977-2003 Verification Regulation of Timing and Charging Device for IC Card Public Telephone
    ic卡公用电话计时计费装置检定规程    		 China Metrological Standards
    Verification Regulation Timing
    English PDF

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