HONG KONG, Dec 10 (Reuters) - South Korean machinery maker Doosan Infracore Co Ltd 042670.KS plans to raise $400 million in a share offering, according to a term sheet of the deal seen by Reuters on Tuesday. The company is offering 38.8 million new global depositary shares (GDS) in Singapore at $10.31 per share, the term sheet showed. Each GDS is equivalent to one share with the offering price translating into 10,850 won each, or an 8.1 percent discount to Monday's close of 11,800 won. HSBC HSBA.L , JPMorgan JPM.N , Morgan Stanley MS.N and UBS UBSN.VX were hired as joint bookrunners of the offering. (Reporting by Elzio Barreto; Editing by Matt Driskill) ((elzio.barreto@thomsonreuters.com)(852 2843-1608)(Reuters Messaging: elzio.barreto.thomsonreuters.com@reuters.net)) Keywords: DOOSAN OFFERING/