Northern Gas Pipelines Limited, a Gas Transmission & Distribution Company, invites sealed bids from original manufacturers, authorized distributors, dealers, and suppliers registered with Income Tax and Sales Tax Departments. Bidders must possess valid professional Tax Clearance Certificates and be active taxpayers on the Federal Board of Revenue's list. The procurement involves the supply of lowering in belts. The tender includes provisions for foreign bidders and currency exchange as per EP rules. Bids are valid for 10 days from the date of opening.