Below tenders are open to accepting bids. Please refer to our supplier registration guidelines to become a registered supplier of SLT. Interest bidders shall submit their bids as per the instruction given under each tender notice. NP/23/1001 - Tender for the implementation of Number Portability Service in Sri Lanka. Tender notice - Download L/0334/2023 - Tender for Standardization of Manhole and Handhole Frames and Covers - Close on 06 June at 14:00hrs. Tender notice - Download Back to iSupplier Page