Yoido Full Gospel Church is a Pentecostal church affiliated with the Assemblies of God on Yeouido (Yoi Island) in Seoul, South Korea. With about 480,000 members, it is the largest Pentecostal Christian congregation in South Korea, and the world. Founded by David Yonggi Cho and Choi Ja-shil in 1958, the church is presently led by Young Hoon Lee.

The Yoido Full Gospel Church was founded in 1958 by Pastor David Yonggi Cho and his mother-in-law, Choi Ja-shil, both Assemblies of God pastors.

Yoido Full Gospel Church has been engaged in the movement of the Holy Spirit for the past 60 years and will continue the move centered on the faith of the cross and expand the kingdom of God through the message of the "Fivefold Gospel" and the Threefold Blessing". 

Furthermore, Yoido Full Gospel Church, being a church that practices the serving heart of Jesus Christ and doing His mission until the Lord’s second coming, seeks to become an example for society.

According to en.wikipedia & english.fgtv.com