Hyderabad: The Andhra Pradesh CID, which is investigating alleged violations by Margadarsi Group, on Tuesday claimed they are “in the process of preventing one of the biggest financial frauds ever committed” under the guise of a chit fund. Andhra Pradesh CID chief N. Sanjay, addressing mediapersons in Hyderabad, said: “Margadarsi Group is accepting deposits illegally, violating the Chit Funds Act, …