Also, police will find out as to whether leading businessmen were behind this racket.
Reports say two businessmen connected to undiyal money transfers are presently overseas.
Colombo chief magistrate Gihan Pilapitiya has ordered the prisons commissioner to take Chanaka Madhusanka, Dharmaraja Susendran, Suranga Sampath, Chaminda Perera and Nishantha Perera - all remanded over drug related offences - on July 10 to places where they reportedly had done such deals.