China National Standards

China User information transfer Industry Standards English PDF List


  •  China "User information transfer" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    YD/T 921-1997 User information transfer performance parameters for data networks providing international frame relay PVC service
    数据网上提供国际帧中继pvc业务的用户信息传送性能参数
    China Telecommunication Standards
    User information transfer

    English PDF

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