[Raiganj, (Uttar Dinajpur), 26 July. The police of Raiganj police station in Uttar Dinajpur district conducted a campaign based on intelligence and arrested four people, including a large number of Xerox 500 notes. Police said that their names are Pradeep Saha, Pankaj Pramanik, Ratan Adhikari and Uttam Sarkar. Pradeep Saha is a resident of Bandar Shayampalli area of Raiganj city, while Pankaj is said to be a resident of authentic West Veeranagar, Ratan Adhikari West Veeranagar and Uttam Sarkar Netaji Subhash Colony. The police produced all of them in Raiganj district court on Sunday. ASP Anupam Singh said that on the basis of intelligence, all of them were arrested on Saturday night by a campaign led by Suraj Thapa, IC of Raiganj police station. Police has started investigation into the incident .