Tender for a contract for the construction of a reinforced concrete road, Sai Na, Mr. Khammuk Puritang, to the border area of ​​Ban Don Du, Bua Daeng Subdistrict, Ban Nong Suay Village, Village No. 8, Non Sanga Subdistrict, Pathum Rat District Roi Et Province by electronic tendering method (e-bidding)(Project number:65097700700) (EXPIRED)