[해외자료] Sohae Satellite Launching Station: Modernization Status
...s-toward-kims-modernization-and-expansion-plans/"late June, activity has continued at the Vertical and Horizontal Engine Test Stands, a new security checkpoint has been created around the
coastal
launch pad, and construction materials have been moved throughout the site. In addition, recent images provide a unique angle to better estimate the size of the tunnel that will connect the secure facility...