Major in Computer Science, Mingrui has versatile experience. Before joining Media Lab as a visiting student, he was a research assistant in the HCI Lab of Tsinghua University, where he helped develop the Air-typing technology. He was also a co-founder of Chestnut Inc., developing an iOS application "Parocam". During the 3 years in Tsinghua Univesity, he keeps exploring the possibility of himself. Currently his interest is HCI, especially designing natural input methods of touching screen and devices. He also studies in Journalism as a second major.