( LEAD ) KAI extends parts supply deal with Airbus ( ATTN : ADDS photo , previous deal in 4 th para , earnings forecasts in last 2 paras ) SEOUL , Feb . 27 ( Yonhap ) -- Korea Aerospace Industries Ltd . said Monday it has agreed with Airbus of the United Kingdom to extend a contract to supply wing parts for five more years until the end of 2030 . South Korea ' s sole airplane manufacturer had contracted to provide wing panels for the A 320 passenger carrier until the end of 2025 . The company said in a statement the two sides signed a revised deal for a five - year extension , estimated to be worth 381 . 15 billion won ( US $ 336 million ) . KAI won the $ 600 million deal in late 2011 to provide wing components to the Airbus by 2025 , a company spokesman said . KAI ' s net profit jumped 49 percent to 268 . 11 billion won in 2016 from 180 . 57 billion won a year earlier , helped by increased export deals and local supplies . Operating profit rose 10 percent to 314 . 96 billion won from 285 . 66 billion won during the same period . Sales were up 6 . 9 percent to 3 . 101 trillion won from 2 . 901 trillion won . In earnings forecasts for this year , however , the aircraft company said it expects to earn 230 billion won in annual net profit while putting operating profit at 340 . 1 billion won on sales of 3 . 4 trillion won . " We lowered the net income figure for this year as we expect higher one - off costs such as increased interest for our borrowings , " the spokesman said . kyongae . choi @ yna . co . kr ( END )