Smart wearable devices are rich in forms and have gradually integrated into people's lives. TWS headphones have become one of the essential electronic products for young people to travel; Portable wearable products such as wristbands and electronic watches are becoming more and more popular as the extension of mobile communication, interaction, intelligent health and other functions. AR/VR/MR Products are considered as potential dark horse markets with the iteration of technology. Prisemi has been deeply engaged in the field of smart wear for many years, has the experience of importing many head brands, and can provide a complete variety of models of overvoltage and overcurrent protection chips and MOSFET/ESD/TVS/SBD and other device products to solve the problems encountered by customers.