FC Barcelona have renewed the contract of promising young midfielder Carles Alena until the end of June 2020, the Spanish football giants confirmed on their official website on Wednesday.

The 19-year-old Alena is considered to be one of the 'pearls' of the Barca youth system and this season formed a regular part of the club's B-team which ended the season by winning promotion to the Spanish second division (Liga 123), reports Xinhua news agency.