Ohfatech is a social venture established in South Korea, equipped with distinguished technology. Based on their technology, Ohfatech plans to provide innovative solutions in series which promote information accessibility of the visually impaired people. Ohfatech developed a tool (Taptilo) which makes braille teaching and learning easy and fun. It is operated by its unique and patented cam actuator technology. Tackling braille literacy crisis means enabling visually impaired people to enjoy better quality of lives.