February 2, 2026, by Jennifer Jun, Asia Maritime Transparency Initiative and Victor Cha—
The Atlantic Amsterdam, a Chinese platform that was a point of tension between South Korea and China due to its unilateral placement by Beijing in the Provisional Measures Zone (PMZ), arrived at a commercial shipyard in China last week... View of the Atlantic Amsterdam, the Chinese “central integrated management platform” located in the PMZ in October 2022, relocated to Weihai…
January 28, 2026, by Jennifer Jun, Asia Maritime Transparency Initiative and Victor Cha—
CSIS imagery analysis and AIS data collection finds that China has begun relocating the Atlantic Amsterdam from inside the Provisional Measures Zone (PMZ) on January 27. .. View of the Atlantic Amsterdam, the Chinese “central integrated management platform” for its aquaculture cages, in the…
December 15, 2025, by Jennifer Jun, Asia Maritime Transparency Initiative and Victor Cha—
China’s deployment of buoys near the Korea-China PMZ signals expanding monitoring and gray zone pressure in the Yellow Sea (West Sea)... Sources: CSIS Beyond Parallel; Republic of Korea Navy Headquarters Report submitted to the South Korean National Assembly, shared with the press Download Report PDF This...
December 12, 2025, by Victor Cha—
What is China building in…
December 9, 2025, by Victor Cha—
Under the 2001 Korea-China Fisheries Agreement, South Korea and China established a jointly managed maritime area called the Provisional Measures Zone (PMZ) in the Yellow Sea (West Sea). .. Photo Credit: CSIS Beyond Parallel Download Map Download Report Under the 2001 Korea-China Fisheries Agreement,…
October 27, 2025, by Jennifer Jun, Asia Maritime Transparency Initiative and Victor Cha—
Recent AIS analysis show continued standoff between South Korean and Chinese Coast Guards in the Provisional Measures Zone (PMZ)... Left: Image of the Shen Lan 1, the first of the two aquaculture cages to be deployed inside the South Korea-China Provisional Measures Zone (PMZ),...
October 13, 2025, by Victor Cha, Bonny Lin, Andy Lim and Truly Tinsley—
CSIS experts address critical questions regarding Chinese Premier Li Qiang's recent visit to North Korea and the significance for bilateral ties.
October 2, 2025, by Sydney Seiler—
This first appeared as a…
June 23, 2025, by Jennifer Jun, Asia Maritime Transparency Initiative and Victor Cha—
Satellite imagery and AIS data analysis provide the first comprehensive timeline on the Chinese structures in the South Korea-China Provisional Measures Zone... View of the Atlantic Amsterdam, May 30, 2025. Copyright © Maxar Technologies. Image may not…
June 20, 2025, by Joseph S. Bermudez Jr., Ellen Kim and Victor Cha—
This book offers the most definitive study of North Korea's ballistic missile submarine (SSB), submarine-launched ballistic missile (SLBM), and submarine-launched cruise missile (SLCM) programs... Bloomsbury Publishing (2025) North Korea's ongoing development of submarine forces and sea-based ballistic missile capabilities…
