Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DB32/T 4596-2023 Technical specifications for engineering of bridge and tunnel coverage of public mobile tececommunications valid
GB 15539-1995 Technical specifications for trunked mobile radio systems $150.00 via email in 1~3 business day valid
GB 7283-1987 Communication system for urban public transport $210.00 via email in 1~3 business day superseded
GB 7437-1987 The transmission performance objectives for public analogue toll telephone automatic switching network $90.00 via email in 1~3 business day valid
GB/T 15539-1995 Technical specifications for trunked mobile radio systems $165.00 via email in 1~3 business day valid
GB/T 16651-1996 Message handling systems - ElectronicData interchange messaging system $1275.00 via email in 1~3 business day valid
GB/T 21671-2008 Acceptance test specification for Local Area Network (LAN) systems based on ethernet technology $645.00 via email in 1~5 business day abolished
GB/T 29200-2012 Test method for public telecommunication network equipments security—Calling party number information $430.00 via email in 1~3 business day valid
GB/T 29228-2012 Technical requirements for public telecommunication network equipments security—Calling party number information $210.00 via email in 1~3 business day valid
GB/T 31261-2014 Digital Video Broadcasting (DVB)―Interaction channel communication protocol for satellite distribution systems $2200.00 via email in 1~5 business day valid
GB/T 7262-2009 Technical requirements and equipment arrangement for highway communication $240.00 via email in 1~3 business day valid
GB/T 7262.2-2001 Technical requirements and arrangement of equipment for highway communication--Arrangement of equipment $150.00 via email in 1~3 business day abolished
GB/T 7262.3-2001 Technical requirements and arrangement of equipment for highway communication. Technical requirement of network $190.00 via email in 1~3 business day abolished
GB/Z 20177.1-2006 Control network LONWORKS technology specification - Part1: Protocol specification $2200.00 immediately valid
GB/Z 20177.2-2006 Control network LONWORKS technology specification - Part 2: Power line channel specification $240.00 via email in 1~3 business day valid
GB/Z 20177.3-2006 Control network LONWORKS technology specification - Part 3: Free-topology twisted-pair channel specification $210.00 via email in 1~3 business day valid
GB/Z 20177.4-2006 Control network LONWORKS technology specification - Part 4: Tunneling component network protocols over internet protocol channels $550.00 immediately valid
GF 001-1990 Technical specifications for No.7 signal mode for Chinese inland telephone network (tentative specifications) (supplementary provision1 2-3 is attached) $2910.00 via email in 1~5 business day valid
GF 010-1995 Technical Specifications in National NO.7 Signaling Mode -- Signalling Connection Control Part (SCCP) $500.00 immediately valid
GF 011-1995 Technical specifications for domestic NO.7 signale Mode - Transaction Capability (TC) Part $1440.00 via email in 1~5 business day valid
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