Rokid, a Hangzhou-based maker of smart glasses, is preparing to file for a Hong Kong listing as early as the end of April, according to sources familiar with the matter, as artificial intelligence-powered eyewear gains traction in the mainstream market.The planned listing comes as global and domestic technology groups including Meta Platforms and Apple, as well as China’s Alibaba Group Holding – through the brand name Quark – Baidu, Xiaomi and Huawei Technologies, all rush into the market....