2025-12-27 10.8.118.215
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Chinese National Standard List: Telephone communication equipment

YDN 067-1997 ATM switch technical specifications (Temporary Provisions) (internal standard) 
  Issued on: 1998-01-05   Translation Price(USD): 2510.0
DB32/T 3618-2019 Management standard for computer-assisted telephone interview of social facts and public opinion 
  Issued on: 2019-07-11   Translation Price(USD):
T/CCSA 238.1-2018 Technical requirements and measurement methods for radio frequency and electromagnetic compatibility of wireless devices supported beidou—Part1: Electromagnetic compatibility 
  Issued on: 2018-12-06   Translation Price(USD):
GB/T 19516-2017 Wired-emergency telephone system of expressway 
  Issued on: 2017-10-14   Translation Price(USD): 250.0
YD/T 1142-2001 Technical Requirements and Testing Method for IP Telephony Gatekeeper 
  Issued on: 2001-05-25   Translation Price(USD): 2415.0
YD 5084-2005 Specification for Seismic Test of Switching Equipment 
  Issued on: 2006-07-25   Translation Price(USD): 255.0
YD/T 588-1996 Basic Requirement for Ability of Telephone Online Audio Modem to Withstand Transmission Impairments 
  Issued on: 1996-11-12   Translation Price(USD): 120.0
YDJ 11-1987 Specification for Installation Design of Long-Distance Manual Telephone Exchange Equipment 
  Issued on: 1988-6-20   Translation Price(USD): 480.0
YD/T 1123-2001 Technical Specification for Integrated Switch Equipment 
  Issued on: 2001-05-25   Translation Price(USD): 930.0
YD/T 1511-2007 Technical Requirements for 2GHz TD-SCDMA /WCDMA CS Video Telephony Service 
  Issued on: 2007-5-16   Translation Price(USD): 210.0
YD/T 676-1994 Quality grading criteria of space-division SPC private branch exchanger 
  Issued on: 1994-05-18   Translation Price(USD): 100.0
YDN 065-1997 General Technical Specification for Telephone Switching Equipment of Ministry of Posts and Telecommunications (Including Appendix) 
  Issued on: 1997-01-01   Translation Price(USD): 500.0
GB 10755-1989 Specification for coin box telephone set 
  Issued on:   Translation Price(USD): 340.0
JT/T 703-2007 Technical requirements of high class highway emergency telephone 
  Issued on: 2007-12-29   Translation Price(USD): 180.0
GB/T 3972-1992 Relays for crossbar telephone switching systems 
  Issued on: 1992-10-06   Translation Price(USD): 1824.0
YD/T 694-2004 Main distribution frame 
  Issued on: 2004-06-22   Translation Price(USD): 430.0
GB/T 12197-1990 Methods of measurement for pushbutton telephone with DTMF 
  Issued on: 1990-02-01   Translation Price(USD): 1064.0
YD/T 1277.1-2003 Technical specification and testing method of caller identity delivery based on PSTN part 1:technical specification 
  Issued on: 2003-06-05   Translation Price(USD): 250.0
YD/T 1889-2009 The Requirements of Hearing Aids Compatibility and Measurement Methods for Telephone Handset 
  Issued on: 2009-6-15   Translation Price(USD): 210.0
YD/T 1189-2002 The technical specification of mobile IC card public telephone system 
  Issued on: 2002-04-22   Translation Price(USD): 460.0
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