Sui Northern Gas Pipelines Limited (SNGPL) invites electronic bids from original manufacturers, authorized distributors, suppliers, contractors, and service providers registered with Income Tax and Sales Tax Departments. The procurement is for the supply of tie in welding material, with bidders required to possess valid professional tax clearance certificates for 2025-26 and be active taxpayers listed by the Federal Board of Revenue. Bidding documents containing detailed terms, conditions, specifications, and requirements are available on the EPADS platform. Electronic bids must be submitted through EPADS by the specified closing date and time. Manual bids will not be accepted. The tender reference number for this enquiry is F-25121453637.