China National Standards

China telegraphy Industry Standards English PDF List

  •  China "telegraphy" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YD 586-1992 Requirement for networking of Chinese-character terminal equipments for public telegraphy
    公用电报汉字终端设备进网要求    		 China Telecommunication Standards
    telegraphy
    English PDF

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