O2 (UK) first commercial General Packet Radio Service. BT Cellnet, together with BT Group's mobile telecommunications businesses in Germany, Ireland and the Netherlands, was part of the BT Wireless division. This was spun off from the BT Group in 2002 to form a new holding company, mmO2 plc, which introduced the new "O2" brand for the businesses. In 2005, mmO2 plc was renamed O2 plc. O2 plc was purchased by the Spanish telecommunications company Telefónica in 2006 for £18 billion. Under the terms of the acquisition, Telefónica agreed to retain the "O2" brand and the company's UK headquarters. O2 plc became Telefónica
China Aerospace Science and Industry Corporation for the first time one of the Top 500 Brands with the Greatest Value in China with a rank of 46th. First established as the 5th Academy of the Ministry of Defense in October 1956, it went through numerous name changes including the Ministry of the 7th Machinery Industry, the Ministry of Aerospace Industry, the Ministry of Aviation and Aerospace Industry, China Aerospace Corporation, China Aerospace Machinery and Electronics Corporation in July 1999, and finally the present name China Aerospace Science & Industry Corporation in July 2001. CASIC owns seven academies, two scientific research and development bases, six public listed