Spectrum Holdings Pvt.Ltd. is a WEST BENGAL based private ltd. Company Registered at dated 22 NOV 1989 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Spectrum Holdings Pvt.Ltd. is U70101WB1989PTC047889 and registration number is 047889 and TAPAN DAS is director in SPECTRUM HOLDINGS PVT.LTD.

Dingo Tracom Pvt Ltd is a WEST BENGAL based private ltd. Company Registered at dated 29-MAR-1995 on Ministry of Corporate Affairs(MCA), The Corporate Identification Number (CIN) of Dingo Tracom Pvt Ltd is U51909WB1995PTC070245 and registration number is 070245 and TAPAN DAS is director in DINGO TRACOM PVT LTD