(Bloomberg) -- Huawei Technologies Co.’s latest smartphone clearly demonstrates wireless speeds akin to Apple Inc.’s latest iPhones in numerous tests, as more details emerge about a gadget labeled a Chinese breakthrough despite US tech sanctions.Most Read from BloombergEurope's Biggest Oil Company Quietly Shelves a Radical Plan to Shrink Its Carbon FootprintHong Kong Shuts Down City Before Super Typhoon Saola HitsFake Spare Parts Were Supplied to Fix Top-Selling Jet EngineHong Kong Poised to Be