The successful bid was announced recently following the completion of the tender process.
Savali Newspaper reports Tonga, the Solomon Islands and Vanuatu had also submitted proposals.
The construction for the complex is scheduled to start in December.
Meanwhile the regional PACER Plus agreement since negotiations started in 2009 has satisfied the minimum requirement for eight Pacific Forum Countries to endorse the trade pact.
PACER Plus needed eight ratifications from 12 countries in the Pacific in order to be approved.
