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 11, 2025, by Joseph S. Bermudez Jr., Victor Cha and Jennifer Jun—
Satellite imagery shows that North Korea has made significant progress at the port-of-entry site for the much-delayed New Yalu River Bridge.
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.
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…
May 21, 2025, by Joseph S. Bermudez Jr., Victor Cha and Jennifer Jun—
Imagery shows dramatic increases in Sino-North Korean trade at the lesser-known Wonjong-ni-Quanhe border crossing over the past few years... Overview of Wonjong-ni-Quanhe border crossing, March 21, 2025. Copyright © 2025 by Maxar Technologies. Image may not be republished without permission. Please contact imagery@csis.org. There...
May 1, 2025, by Andy Lim and Victor Cha—
Beyond Parallel created an original dataset of all high-level visits between the two countries from 1953 to the present to determine whether the number of high level visits over the last six decades could shed light on the current state of the relationship.
September 30, 2024, by Joseph S. Bermudez Jr., Victor Cha and Jennifer Jun—
Satellite images of the NK-China border indicate that trade between the two countries is gradually recovering to pre-pandemic levels. However, this restoration of trade was upended when unusually heavy rains struck the area in late July... Overview of the Dandong, Sinuiju, and Uiju Areas, September 8, 2024. (Copyright © 2024 by…
