For the first time, a Chinese technology giant is bringing its high-end smartphone to consumers in the U.S., even though the use of its telecom equipment is banned in the country due to security concerns. However, Huawei Technologies Co will…

For the past three years, the title of the top seller of smartphones has been retained by Samsung Electronics, which it had taken over from Nokia. But, the South Korean firm’s global leadership is now under attack from a rapidly…