Lee founded Manmin Central Church in July 1982 with just 13 members.
The number of registered members continued to increase rapidly and passed 3,000 within 5 years of the founding.
In this period, many church organizations such as Prayer Warriors' Mission, Volunteers' Mission, Choirs, and Performing Arts Committee have been organized.

Lee made a contribution for the construction of a hall for the aged.

In the 1990s his church experienced a dramatic increase in membership, both within and outside of Korea, and the church was able to establish a new denomination.
In 1993 his church was selected as one of the “World's Top 50 Churches” by the Christian World magazine (US).
Lee was the head of the “World Holification Crusade” in 1992 in Yoido, and he was the chairman of  the 1994 “Holy Spirit Seoul Explosive Crusade”, and the Administrative President of the “Peace Re-Unification Crusade for the 50th anniversary of Independence Day of Korea” in 1995.
He has been Chairman of the Korean Christian Association and the World Evangelization Central Association, and the President of the National Evangelism Campaign Center and the Evangelization Council for Prosecutory Officials.
Lee founded Manmin Central Church in July 1982 with just 13 members. The number of registered members continued to increase rapidly and passed 3,000 within 5 years of the founding. In this period, many church organizations such as Prayer Warriors' Mission, Volunteers' Mission, Choirs, and Performing Arts Committee have been organized.
Lee made a contribution for the construction of a hall for the aged.
In the 1990s his church experienced a dramatic increase in membership, both within and outside of Korea, and the church was able to establish a new denomination. In 1993 his church was selected as one of the “World's Top 50 Churches” by the Christian World magazine (US). Lee was the head of the “World Holification Crusade” in 1992 in Yoido, and he was the chairman of  the 1994 “Holy Spirit Seoul Explosive Crusade”, and the Administrative President of the “Peace Re-Unification Crusade for the 50th anniversary of Independence Day of Korea” in 1995. He has been Chairman of the Korean Christian Association and the World Evangelization Central Association, and the President of the National Evangelism Campaign Center and the Evangelization Council for Prosecutory Officials.
Jaerock Lee