The purpose of this study is to search for social situations of the Activity Limitation and to examine some useful missionary tasks which can be used to prove social welfare. This paper begins with some theological criterions for mission of social welfare, particularly concerning the factor of holistic missions. Also, this paper directs attention to some traditional misunderstandings about missions of churches in Korea. The social situations of Activity Limitation is not good Participation if there are lots of problems. According to research by the Institute of Health and Social in Korea in 2005, supported by the Ministry of Health and Social Welfare, so many Activity Limitations are not satisfied with social welfare in Korea. The following statistic states some reasons why their state of welfare is low in their daily life. preventive Activity Limitation school adaptation percentage of employment insufficiency public transportation 89.0% 59.5% 38.2% 79.5% This paper suggests four useful tasks for missions of social welfare especially for Activity Limitation. First, 'The second conference of mission strategy for Activity Limitation 1999' suggested a 'Theology of Disability' which were based on human morality. A Theology of Activity Limitation should be the inner essence of God and the same time the essential mission of the church that namely is 'missio Dei'(mission of God). Second, churches in Korea should develop some models and principles for Activity Limitation managing etc. The Origin of social welfare come from the Activity of churches in middle age Europe and modern Diakonia(Greek: social service) come from the ‘Innere Mission'(domestic mission) which worked for Street Children. Finely, the contents of mission that the essential mission of churches in Korea means the social welfare. Third, pastors have to reach a consensus about the mission for Activity Limitation welfare and churches should be clear about its identity for social responsibility and welfare. The following statistic states consensus of pastors about social welfare. necessity of social work pastor in church importance of volunteer for social service importance of participation for social welfare practical encourage social service 89.8% 86% 72% 20.9% Fourth, each church alone can't get a high degree sufficiency for social welfare in their community. Also churches have to make a network, with other churches, and social work organizations in their community. A network and cooperation of churches and organizations develop to maximize limited resource and man power.