His remand was ordered by Jalpaiguri Chief Judicial Magistrate Himalin Bhattacharya.
Bhowmik was arrested by CID yesterday after prolonged interrogation on the charge of being involved in selling children to foreigner couples with fake papers from the NGO 'Bimala Sishu Griho'.
He is the brother of Chandana Chakraborty, chairperson of the NGO, who too has been arrested by CID in the past couple of days.
He is the third person to have been arrested in the case, the NGO's chief adoption officer Sonali Mondal being the other.