EC-BA02 is a small computer host device based on cloud computing technology for enterprises and home users. Users only need a set of terminal display devices to realize remote office, remote games and other functions after networking. EC-BA02 the use of cloud servers to store data to ensure that user data is safe and leak-free, users choose the allocation of computing resources according to actual needs, which not only reduces the cost of use, but also greatly improves the utilization rate of computing resources. It is a truly safe, economical, and environmentally friendly product. This light and compact cloud computer product, such as a card, has high flexibility. Users can travel with them, integrate into various environments, and realize a multi-scene and borderless integrated office learning experience. EC-BAO2 diamond finish elements enhance the aesthetic appeal of the product and present a solid and reliable quality to the user.