Portable cart for mobile computer classrooms (Taiwan patent number: 199970)

Li-Jie Chang (Ben Chang), Tak-Wai Chan, Yi-Chan Deng, Hsue-Yie Wang, Jen-Kai Liang

Infant ride mean with infant studying function and infant studying system (Taiwan patent number: I282528)

Li-Jie Chang (Ben Chang), Yi-Chan Deng, Nien-Heng Cheng, Sung-Bin Chang, Tak-Wai Chan