Lei Jun, founder and CEO of China’s mobile company Xiaomi, speaks at a launch ceremony of Xiaomi Phone 4, in Beijing today. China’s Xiaomi unveiled its new flagship Mi 4 smartphone, aimed squarely at the premium handset market dominated by Apple Inc and Samsung Electronics. Photograph: Jason Lee/Reuters

Xiaomi launched its flagship Mi 4 smartphone at a glitzy event in Beijing, where the Chinese budget handset maker’s chief executive sought to challeng(...)

The new Samsung Galaxy S5 smartphone, Gear 2 smartwatch (centre) and Gear Fit fitness band are displayed. Photograph: Albert Gea/Reuters

Samsung has said it is on track to post its second straight quarter of profit decline, as margins in the key smartphone business come under gr(...)

 Richard Yu, CEO of Huawei Consumer Business Group, talking about the Beauty Level feature of the new Huawei Ascend Mate2 4G smart phone . Photograph: Michael Nelson/EPA

Chinese telecoms and IT giant Huawei Technologies was subject to some unwanted attentions from the US National Security Agency in recent years,(...)

 Huawei is broadening its product lineup with smartphones, tablets and business-computing products and services as it fights cybersecurity concerns that have restricted access for its network equipment in the US and Australia.  Photograph: Kiyoshi Ota/Bloomberg via Getty Images

Huawei Technologies, China’s biggest maker of phone network equipment, forecast a 10 per cent increase in sales this year after posting record (...)

The high-end smartphone market, which Samsung dominates along with Apple, is slowing. Photograph: Barry Huang/Reuters

Samsung Electronics announced a $1 billion increase in investment yesterday, hoping a strong recovery in semiconductors will make up for weakening sma(...)

In a week in which it unveiled the world’s thinnest smartphone, the Android-based Ascend P6, and as Washington is buzzing over revelations by whistle-(...)