This tender invites bids for the supply of water for PDEW, welding and fabrication jobs, rotary screw air compressors, and partially hydrolyzed polyacrylamide (PHPA). The procurement covers a range of industrial and construction-related materials and services essential for operational and maintenance activities. Bidders are required to submit their proposals online through the e-procurement portal. The tender documents and detailed instructions are available on the official OGDCL website and SAP Ariba platform. The bid submission deadline has been extended for one of the tenders, and all bids will be opened 30 minutes after the closing time.