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BEIJING - China's third-generation (3G) mobile phone service subscribers numbered 25.2 million at the end of June, up 40 percent from the first quarter, said Zhang Feng, a senior official with the Ministry of Industry and Information Technology (MIIT), Tuesday.
China's telecommunication firms invested 19.2 billion yuan on the 3G network construction in first half.
The 3G data transmission speed indoors, outdoors and in a moving vehicle were up to 2 million bits per second (bps), 384,000 bps and 144,000 bps respectively, compared with the 2G outdoor transmission speed of 171,000 bps.
China's 3G services allowed for video calls between 3G subscribers, and television and Internet access.