China National Standards
China YD Standards Search System กก

  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD/T 4154-2022 Maintenance Technical Requirements for Spray Type Liquid Cooling System of Communication Bureau (Station)

    China Telecommunication Industry - YD Standards
    YD/T 4153.2-2022 Composite indirect evaporative cooling type temperature control equipment for communication room Part 2: Cooling air type

    China Telecommunication Industry - YD Standards
    YD/T 4153.1-2022 Composite indirect evaporative cooling type temperature control equipment for communication room - Part 1: Chilled water type

    China Telecommunication Industry - YD Standards
    YD/T 4152-2022 Low-temperature valve-regulated lead-acid battery for communication

    China Telecommunication Industry - YD Standards
    YD/T 4151-2022 Small integrated AC and DC uninterruptible power supply

    China Telecommunication Industry - YD Standards
    YD/T 4150-2022 Signaling technical requirements for caller ID display service based on ISUP protocol

    China Telecommunication Industry - YD Standards
    YD/T 4149-2022 Service technical requirements based on Unified IMS (Phase 2) One-number multi-terminal service

    China Telecommunication Industry - YD Standards
    YD/T 4148-2022 Unified IMS network (second stage) and CDMA network short message signaling interworking test method

    China Telecommunication Industry - YD Standards
    YD/T 4147-2022 SDN forwarding function using OpenFlow protocol conformance test method

    China Telecommunication Industry - YD Standards
    YD/T 4146-2022 IP layer technical requirements in FDN-based backbone network IP layer and optical layer collaboration

    China Telecommunication Industry - YD Standards
    YD/T 4145-2022 Reconfigurable Data Network Control Layer and Forwarding Layer Interface

    China Telecommunication Industry - YD Standards
    YD/T 4144-2022 Reconfigurable Data Network Network Functional Description

    China Telecommunication Industry - YD Standards
    YD/T 4143-2022 Reconfigurable Data Network Overall Architecture

    China Telecommunication Industry - YD Standards
    YD/T 4142-2022 Test method for network aggregation and distribution equipment

    China Telecommunication Industry - YD Standards
    YD/T 4141-2022 Technical requirements for network aggregation and distribution equipment

    China Telecommunication Industry - YD Standards
    YD/T 1141-2022 Ethernet Switch Test Method

    China Telecommunication Industry - YD Standards
    YD/T 4140-2022 Test method for mobile terminal location information transmission in emergency

    China Telecommunication Industry - YD Standards
    YD/T 4139-2022 Maintenance regulations for fire safety facilities in the communication industry

    China Telecommunication Industry - YD Standards
    YD/T 4138-2022 Guidelines for fire safety assessment of communication buildings

    China Telecommunication Industry - YD Standards
    YD/T 4137-2022 Functions, performance requirements and test methods of home 4K high-definition IPTV set-top box WLAN and other same-frequency or similar-frequency wireless transmission based on telecommunication network

    China Telecommunication Industry - YD Standards
    YD/T 3866.7-2022 IPTV Digital Rights Management Platform Technical Requirements Part 7: DRM Client

    China Telecommunication Industry - YD Standards
    YD/T 3866.5-2022 Technical Requirements for IPTV Digital Rights Management System Part 5: Interface Messages and Parameters

    China Telecommunication Industry - YD Standards
    YD/T 3866.3-2022 Technical Requirements for IPTV Digital Rights Management System Part 3: Interface and Communication Process

    China Telecommunication Industry - YD Standards
    YD/T 4136-2022 Network number portability service quality requirements

    China Telecommunication Industry - YD Standards
    YD/T 4135-2022 Technical Requirements for Implementing Number Portability in LTE Networks

    China Telecommunication Industry - YD Standards
    YD/T 1157-2022 Transmission of calling number between networks

    China Telecommunication Industry - YD Standards
    YD/T 4134-2022 Industrial Internet Time Sensitive Network Requirements and Scenarios

    China Telecommunication Industry - YD Standards
    YD/T 4133-2022 Technical requirements for IoT terminal security capabilities for low-power cellular networks

    China Telecommunication Industry - YD Standards
    YD/T 3421.13-2022 Broadband Customer Intelligent Gateway Based on Public Telecommunication Network Part 13: Security Technical Requirements for Enterprise Intelligent Gateway Equipment

    China Telecommunication Industry - YD Standards
    YD/T 3421.12-2022 Broadband Customer Intelligent Gateway Based on Public Telecommunication Network Part 12: Security Technical Requirements for Home Intelligent Gateway Equipment

    China Telecommunication Industry - YD Standards

    Find out:5788Items   |  To Page of: First -Previous-Next -Last  | [12] [13] [14] [15] [16] [17] [18]

    กก
    		กก

    +86-755-25831330        sales@gbstandards.org 
    106# Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  RJS Copyright  2001-2024 All Rights Reserved

    		- Since 2001 -
     Focus on China Standards & Compliance Services

    www.rjs.cn
    China Licenses
    www.transcustoms.com
    China HS code & Tariff
    www.gbstandards.org
    China National Standards