Boro Baptist Convention
The Union is made primarily of Bodo people, an indigenous ethnic group of Assam.Kampfer, the Baptist churches of Udalguri district (then Mangaldai Sub division) of Assam came together unitedly and formed a Christian Organization called "Mangaldai Baptist Christian Association".Johnson of the Baptist General Conference built the present mission center at Harisinga.The Harisinga Mission school was developed and the Baptist Christian Hospital was constructed.They oversee the work of the other departments of the convention which are: Diamon English School, Udalguri was established in 1989 in commemoration of the Diamond jubilee of the then Darrang Baptist Christian association.