Coimbatore, July 7 (PTI): Two persons hailing from Assam have been taken into custody from a private factory near here for suspected links with the separatist outfit National Democratic Front of Bodoland, police said today. Following a tip-off, the military intelligence wing was keeping a strict vigil in the area, where Indian Air Force establishments are also functioning. Intelligence wing officials nabbed Pasumatry and Bikaram Pasumatry, working in the factory belonging to a feed manufacturing unit at Sulur, 20 km from here, around midnight yesterday, police said. Upan is suspected to be involved in an armed rebellion in Assam and had fled the state while Bikaram's brother is also said to be an active member of the separatist outfit, the sources said. They are being interrogated at an undisclosed place, they added. Senior police officials in the district were tight-lipped on the issue.