Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
The bank card is essential for us as an important way of storing and using funds. But it also causes a great waste, because everybody often occupies several cards.We integrate two cards into one to help decrease the waste, just from the inspiration of Chinese Tai Chi and Yin and Yang. So the double-sided card is prompted. There are magnetic stripe and card number on each side of the card, and they correspond to different account respectively. Its advantages can be concluded as category management of accounts, space saving, material saving and more environmentally friendly.
Dalian Minzu University
Dalian, China
Dalian Minzu University
Dalian, China
Haimo Bao , Renzhuo Yu , Sihan Hao , Pengpeng Miao