The new deal will keep Hulk at the club until 2014 and his old buy-out clause of €40million has been heavily increased.
The 23-year-old has been linked with Chelsea, Liverpool and Manchester United in recent months.
The new deal will keep Hulk at the club until 2014 and his old buy-out clause of €40million has been heavily increased.
The 23-year-old has been linked with Chelsea, Liverpool and Manchester United in recent months.
