In March, more than 200 Chinese fishing vessels occupied a reef off the coast of the Philippines.
They were manned not by fishermen but ex-navy officers, who operate nearly identical vessels estimated to number 3,000.
China, which claims the South China Sea as its own, has built a navy that is bigger in number than that of the United States.
Graham Ong-Webb, adjunct fellow at RSIS, explains how China came to dominate the sea.
Plus: Heejung Chung, reader in sociology and social policy at the University of Kent, tells us if the four-day week could become a reality.
