Chinese tech giant Xiaomi’s newly released artificial intelligence glasses are expected to reach annual sales of more than 5 million units, according to a company executive, highlighting the gadget maker’s push into the market amid rising competition.Consumer reaction to the AI glasses, debuted by company founder and chief executive Lei Jun at a corporate event in Beijing last month, was “enthusiastic and unanticipated”, Li Chuangqi, the executive in charge of the product, told local news...