It is worth mentioning that the vivoWATCH2 smart watch was released in June+February last year. It has dozens of built-in exercise modes, which can monitor users' health. At the same time, it is equipped with CPC cardiopulmonary coupling sleep analysis technology, which can judge the sleep stage and proportion more accurately. In addition, online Netease cloud music and online Himalaya have been launched in the long-life smart watch industry, without importing music from mobile phones.