Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
The USB feature is that it can be connected with the
phone, when not in use, it became a fashion bracelet,
convenient and stylish.
Zhengyu Wang Xin Li Yuhang Wang,
Beihua University Kun Yue Xiangming Chen