Cai is from the UCD Design Center of the 2012 Laboratories of Huawei Technologies Co., Ltd. and focuses on innovative sports and health features for Huawei consumers, including sleep management, weight management, scientific exercise, and chronic disease management. Integrates Huawei's mobile phones, watches, cars, and TVs with Huawei's Harmony operating system to bring innovative designs in the smart wear and sports health field to consumers.