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VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED

Standard No. Title Price(USD) Delivery Status Add To Cart YDN 126-2007 Baseline Requirements for Network and Information Security of Value-added Telecommunication Services via email in please email coc@codeofchina.com for quotation YDN 001-1996 (USD) via email in 1-5 business day VALID Add To Cart YD/T 1207-2002 800MHz CDMA digital cellular mobile communication network Wireless Intelligence Netwrok (WIN) phase 1:technical specification of prepaid charging service (USD) via email in 1-10 business day VALID Add To Cart

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