UPDATE 1-Deals of the day -- mergers and acquisitions

** South Korea's Kumho Asiana Group said it had decided to put Daewoo Engineering & Construction Co (047040.KS) up for a sale to ease investors worries about its liquidity. [ID:nSEO340774]

** Norway's oilfield engineering firm Aker Solutions (AKSO.OL) said on Monday it would sell its 33 percent stake in oil technology services company Odim (ODIM.OL) to Rolls Royce (RR.L) at 45 crowns per share. [ID: nLT603632]

** Approval for Lufthansa's (LHAG.DE) acquisition of Austrian Airlines (AUA) (AUAV.VI) is likely to be delayed as the European Union is asking for more concessions, Austrian government sources said on Monday. [ID: nVIE001412]

** British bus and rail operator National Express (NEX.L) confirmed on Monday it had rejected an offer approach from larger rival FirstGroup (FGP.L). [ID: nLT646700] (Compiled by Tina Kwan in Singapore, Manasi Phadke in Bangalore)