Nanjing in 2009 has basically completed the construction of base and WCDMA launched the first China unicom 3g services.

南京市在2009年已经基本完成WCDMA基站的建设，中国联通也率先推出3 G业务。

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China Unicom, which holds the only license for the WCDMA 3g technology compatible with the iPhone, is China's second-largest carrier.

中国第二大无线运营商中国联通持有唯一一张能与iPhone兼容的WCDMA 3g牌照。

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In contrast, China Telecom and China Mobile's 3g network download speeds are lagging behind China Unicom.

相比之下，中国电信和中国移动的3g网络下载速度均落后于中国联通。

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Taking advantage of this, China Unicom has been closing the 3G gap with China Mobile by adding at least an equal number of 3G subscribers every month.

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But the LePhone competes on the same China Unicom shop shelf space as the Apple iPhone, and sales for both smartphones have not taken off due to consumers shunning China Unicom for a restrictive two-year 3G contracts and perceived better network coverage by larger China Mobile.

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China Unicom added 3.25 million 3G customers in November 2012, while China Telecom and China Mobile were at 3.11 million each.

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