Top business attendees are expected to include Sun Yafang, chairwoman of telecommunications equipment provider Huawei Technologies Co.

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He notes that smaller players like telecom-equipment maker Huawei Technologies Co. are growing, albeit at a small scale.

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Lenovo also claims to have a larger smartphone market share in China than ZTE Corp and Huawei Technologies Co.

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Huawei Technologies Co. reversed course and withdrew its attempt to win U.S. approval for a small but controversial acquisition it completed last summer.

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Mr. Massoud reportedly told the Financial Times that the hard drive contained files suggesting that Mr. Todd was working on semiconductor research involving IME and Chinese telecommunications company Huawei Technologies Co.

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Diane Myers, a principal analyst with Infonetics Research, says Genband had a 15.2% revenue share of the global VOIP equipment market for telecom providers in 2011, trailing just slightly behind closely held Chinese vendor Huawei Technologies Co.

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