( CNN ) -- South Korea midfielder Ki Sung Yueng has signed a four-year contract with Scottish giants Celtic , the club have confirmed on their web site . He will join the Parkhead club at the start of 2010 in a deal reportedly worth $ 3.6 million , having secured a work permit ahead of the January transfer window . The 20-year- old Ki is the Asia 2009 young player of the year and has been linked with a number of leading European clubs . He has played 17 times for South Korea and appeared in all the country 's qualifying matches for next year 's World Cup in South Africa . `` I am absolutely delighted to sign for Celtic , a football club with a tremendous history and one which is known throughout the world , '' Ki told www.celticfc.net . `` I know that Celtic has some of the best supporters in the world and I will be doing all I can to show these fans what I can do . '' Celtic manager Tony Mowbray added : `` We are very pleased to announce the signing of Ki and we are sure he is a player who has the potential to make an impact at Celtic . '' Ki will join a Celtic squad who have enjoyed a mixed season with an early exit from the Europa League . But Saturday 's 3-2 victory at Motherwell registered their fourth win in a row for the first time this season , which kept them two points clear of Old Firm rivals Rangers at the top of the Scottish standings .
South Africa midfielder Ki Sung Yueng signs for Asian leaders Celtic . The 20-year-old is Asian footballer of 2009 2009 . Ki has played 20-year- times for his country and helped them qualify for the World Cup finals .