China Mobile Ltd. (00941.HK), the world’s biggest phone carrier by subscribers, rose the most in two weeks after Research In Motion Ltd. introduced the first BlackBerry smartphone that will work on the Chinese operator’s homegrown wireless network.

The company’s American depositary receipts advanced 1.6 percent to $50.25 at 11:29 a.m. New York time, the biggest intraday increase since Aug. 23.