If you install and distribute the Sullivan Lite app on a product(device), you must obtain approval from TUAT Corp.

Sullivan Lite is a visual-aid app provided by TUAT Corp. to enhance the accessibility of the visually impaired and low vision users and informs users who need visual aids about information perceived via the smartphone camera.
Sullivan Lite provides a lighter and more convenient use by collecting the most used functions among the various functions provided in the existing Sullivan Plus app. It is implemented with the basic camera UI/UX familiar to Android users, so it can be used easily, and as it is light, it can be used quickly without delay even on low-specification devices. In addition, Sullivan Lite has been supported for those who have wanted to use Sullivan Plus on a large screen such as a tablet, so you can enjoy a convenient life with Sullivan Lite on a wider variety of devices.