鸿蒙是安卓套壳？余承东：主要考虑到应用迁移难度很大，鸿蒙5.0之后都是重新开发的应用

Core Viewpoint - Huawei's HarmonyOS development is a response to the challenges of application migration and ecosystem establishment, emphasizing the importance of a robust user base for successful application development [1] Group 1: HarmonyOS Development - HarmonyOS was initially developed with a dual framework alongside Android, but from version 5.0 onwards, it has been entirely redeveloped [1] - The transition from Android to HarmonyOS involves significant challenges in ecosystem migration, with many past failures highlighting the complexity of this process [1] Group 2: Ecosystem and User Base - The development of an operating system and its ecosystem is a cyclical process, where initial user adoption is crucial for attracting developers to create applications [1] - Early users may experience limited functionality in applications like WeChat and Douyin, but iterative improvements can enhance user experience over time [1]