Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
YD/T 1302-2004 National No.7 signalling system technical requirement - GSM mobile telephone user part (MTUP) $750.00 via email in 1~3 business day valid
YD/T 1886-2009 Security Requirements and Test Specification for SoC in Mobile Terminal $390.00 via email in 1~3 business day superseded
YDC 030-2004 Technical Requirements for the GSM-based Digital Trunking Mobile Communication System $615.00 via email in 1~5 business day superseded
YDC 031-2004 Technical Requirements for the CDMA-based Digital Trunking Mobile Communication System $615.00 via email in 1~3 business day valid
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