한겨레
A 2017 article in The Hankyoreh said that Seo Jae-song and his wife who used to run the Seonggajeong orphanage in Deokjeokdo and later the St. Vincent Home in Bupyeong District had 1,073 Korean adoption records. In 2016, these 1,073 Korean adoption records were scanned by Korean Adoption Services (KAS) and the Ministry of Health and Welfare. In 2016, KAS had 39,000 records from 21 institutions.