Com2us Group (Chair Bong Byeong Joon) conducted a "Lipball Mask" service for children who are having inconvenient to Corona 19. 'Lipball Mask' is a special mask, which is a transparent film, and it is a living article that is essential for hearing impaired to see the opponent's mouth shape. In particular, hearing disabilities that are undergoing curriculum are also used as a mandatory learning parish. This service activities have made a 'lipher mask' to participate in many groups of groups in the past month and delivered to hearing disabilities. To prevent infectious diseases, it has been in a non-IPatic program that can be active in their personal space, and a lot of family unit volunteers participated together with spouses and children. The finished 'Lipball Mask' is delivered to the first hearing of the first hearing disorder of the Domestal Language Rehabilitation Agency, and the teacher and children will be used for achieved classes and tr...