By ESPNSTAR.com staff
The deal was announced at a press conference at the Golden Tulip Sovereign Hotel and was presided over by respective club chairmen Vitthaya Khunpleum and Kanaya Koichi.
According to the agreement, senior and junior coaches will be exchanged in a bid to increase their knowledge of the different styles of football in Asia, while a marketing partnership will help raise the profiles of both clubs.
Chonburi officials are said to be flying off to Japan on Friday to attend a similar contract-signing ceremony in Kobe.
The Sharks are currently 6th in the league and are through to the AFC Cup Round of 16.