BANDAR SERI BEGAWAN, Oct. 23 (Xinhua) -- The 18th series of Exercise Penguin, a bilateral exercise between the Royal Brunei Navy (RBN) and the Royal Australian Navy (RAN), concluded with a closing ceremony, Brunei's Ministry of Defense said on Tuesday.

The RBN hosted the biennial exercise in Brunei on Oct. 18-22 when KDB Darulaman and KDB Berkat of RBN exercised together with Australian navy's HMAS Launceston.

According to the ministry, Exercise Penguin aims to "enhance the professionalism and interoperability of both navies by sharing knowledge and experiences and through combined training and various sea evolutions."

The exercise also included a sport interaction to win the Penguin Cup through friendly matches of volleyball, beach soccer and tug of war.