They were arrested after Nepal police on Sunday collected evidence of their involvement in the Kedia's abduction, bdnews24.com quoted Bara district police as saying.

The four men apparently lent assistance in the abduction, executed by an Indian gang in Nepal.

Suresh Kedia is a member of Kedia Group of industries in Nepal. He was kidnapped on Thursday evening from Birgunj district near Nepal-India border.

Kedia was rescued from Motihari district of Bihar on Sunday. Police have detained more than 12 people in Bihar for interrogation regarding the high-profile kidnapping case.