This tender invites sealed bids from original manufacturers, authorized distributors, and contractors registered with Income Tax and Sales Tax Departments for the supply of various technical and IT-related items. The items include adjustment equipment for a 16.4m hub antenna, development of a USSD platform, white label SMS services, NGMS system and power spares, and Microsoft Windows Server 2019 licenses. Bidding documents can be obtained from the Ordnance Branch of the Headquarters on any working day upon provision of a non-refundable draft. The tender submission deadline is 1000 hours on the specified date, with technical and financial proposals to be opened on the same day. The procuring agency reserves the right to reject any or all bids without justification.