Lian Ai's first generation of smart wearable products, Lian Ai's smart bracelet, designed for Suzhou Lian Ai Electronic Technology Co., Ltd., was one of the smart bracelets with the most accurate monitoring data at that time. Lian Aicband was a great success after its appearance on Taobao crowdfunding, and obtained nearly 330,000 of the crowdfunding amount, which became a popular fundraising hot spot at that time. The team conducted sufficient research on products and users at the beginning of the design. Function definition on the premise of understanding and studying users' usage habits. As a smart bracelet, from the appearance, Lian Ai smart bracelet is an introverted minimalist design product, with no buttons on the whole body, only one indicator light, and no metal in contact with the skin, automatically identifying and switching movement or sleep states. The wristband focuses on the style of high-end fashion consumer goods. The fine grooves on the edges of both sides are used to simulate the feeling of leather. The star texture on the surface reflects the delicate and delicate texture, bringing consumers the cutting-edge fashion flavor similar to LV, GUCCI and PRADA. In addition to the basic functions of exercise monitoring, calorie monitoring, sleep monitoring, sedentary reminders and silent alarm clocks, as well as exercise rankings, even love bracelet also shows its excellent software interaction features-the "family mobilization" function of love. That is, only one mobile phone can be used to bind the family's bracelet, and the account number can be switched by clicking on the family's avatar. This solves the embarrassing situation that most families have only one highly configured mobile phone and cannot use the bracelet together. The head of the family can observe the physical signs of the family, especially the elderly and children, in real time, and truly pay attention to the physical and mental health of the family. This unique and loving function also coincides with the brand culture of even love li-nking and Loving.