Feyenoord chief Peter Bosz has revealed former South Korea bosses Dick Advocaat and Pim Verbeek recommended new signing Lee Chun Soo to them.

Lee signed for Feyenoord in the final hours of the summer market for £1.5 million from Ulsan Hyundai and Bosz revealed: "We have been watching him (Lee) for sometime and we talked to former Korean national team coaches Verbeek and Advocaat.

"They were very positive. As professionals they have a high opinion of Lee's talents."