河北省电信公司是由中国电信集团公司投资设立的全资国有企业，继续使用"中国电信"的服务品牌和商誉。河北电信下设10个市级分公司，可以经营中国电信集团业务范围内所有电信业务。公司业务主要包括基于固定电信网络的语音、数据、互联网、图像及多媒体通信与信息服务业务。

中国电信北京公司是中国电信集团公司全资子公司，2002年6月28日成立。中国电信集团公司授权中国电信北京公司使用"中国电信"的商誉和无形资产。中国电信北京公司在北京市范围内为政府、企事业单位，商业楼宇、住宅小区等机构客户，提供包市内、国内、国际固定电话、数据传输、互联网、宽带接入等综合电信服务和宽带应用等增值电信业务。

The WiMAX Forum is an industry-led, not-for-profit organization formed to certify and promote the compatibility and interoperability of broadband wireless products based upon the harmonized IEEE 802.16/ETSI HiperMAN standard.

The production of Technical Specifications for a 3rd Generation Mobile System based on the evolved GSM core networks.

移动通信俱乐部提供通信人才，下载，3G，WCDMA，TD-SCDMA，CDMA，GSM，GPRS，EDGE，HSDPA，HSUPA，HSPA，WiMAX，LTE，小灵通，网络优化，通信新闻，通信市场，运营商市场，市场策划，通信基础增值业务，IPTV，通信工程师，网络优化，网络设计，室内覆盖，什么是通信，通信知识，通信网络，数据通信，通信线路，传输交换等各类通信服务。

The GSMA represents the interests of the worldwide mobile communications industry. Spanning 219 countries, the GSMA unites more than 750 of the world’s mobile operators, as well as 200 companies in the broader mobile ecosystem.

Elisa is the leading Finnish communications service company, founded in Helsinki in 1882.

Bharti Enterprises is one of India's leading business groups with interests in telecom, agri business, financial services...

OTE is among the five largest listed companies, with respect to capitalization, in the Athens Stock Exchange and also trades on New York (NYSE) and London (LSE) Stock Exchanges.

The global website of the Japanese mobile operator NTT DOCOMO, including press releases and updated corporate information.