 He imported a Faizi sound-recording system from Lahore, and the first camera into Assam from Mehta of Calcutta.The unit arrived at Bholaguri Tea Estate in December 1933 to commence filming, and camped in front of the garden factory.Jyoti Prasad arranged all accommodation arrangements personally, and set up a laboratory for developing film by the side of his ‘Chitraban’ studio.