Chandigarh, Jan 21 (ANI): The Punjab and Haryana High Court on Monday stayed the implementation of transfer orders of Enforcement Directorate (ED) Assistant Director Niranjan Singh who is probing 4000 crore synthetic drug racket case. The decision was taken on the public interest litigation (PIL) filed by Lawyer Navikiran Singh. The next hearing of the case is scheduled on February 2. Navikiran Singh said that it was wrong to order transfer of an official during the investigation.