Solder And Foil (1697) (According To The Preliminary Plan For 2026. In Accordance With Clause 5 Of Article 12 Of The Procurement Procedure Of Samruk-Kazyna Jsc, The Condition For Concluding A Procurement Agreement Is Approval Of The Source(S) Of Need And Procurement Plan(S), And (Or) Changes Made To Them And (Or) Additions For Goods, Works, Services In Respect Of Which Procurement Procedures Relating To Supplier Selection)