China Unicom Ltd, the country's second largest mobile operator, added 3.07 million 3G subscribers in August, according to a statement filed Thursday to the Shanghai Stock Exchange.
The company's total number of 3G subscribers reached 63.69 million by the end of August, the statement said.
China Unicom has adopted a series of measures to win more 3G customers from market leader China Mobile Ltd, including selling cheaper smartphones and offering lower-cost 3G services.
The operator aims to raise its 3G subscriber base to 90 million by the end of 2012.
Meanwhile, China Unicom's 2G subscribers climbed to 162 million by the end of August, up 336,000 month-on-month, according to the statement.
It added that the operator's Internet users with broadband access increased by 647,000 to reach 61.98 million by the end of last month, while its fixed-line telephone users fell by 167,000 to 92.41 million.
China, the world's largest mobile phone market by subscribers, posted a 1.0 percent monthly increase in the number of mobile subscribers to 1.07 billion in August, data from the country's three telecommunications operators showed.