On the afternoon of August 4, at the Huawei HDC 2023 and HarmonyOS 4 launch conference, Richard Yu, Managing Director of Huawei and CEO of Terminal BG, announced the official release of the new HarmonyOS 4. At the meeting, Huawei announced that up to now, Hongmeng ecological devices have reached 700 million units, covering mobile phones, tablets, wearables, smart screens, car cockpit, headphones, and whole house intelligence, and the number of HarmonyOS developers has exceeded 2.2 million, and HarmonyOS will complete the ecological construction layout with more devices, more applications, and more diversified services.