China Intelligence operations in Cuba.
“Secretary of State Antony Blinken has raised concerns about China’s military and intelligence activities in Cuba, where it allegedly has spy bases and a possible military training base.”
“China and Cuba have respect for each other’s sovereign internal affairs and as a result experience good mutual relations such as being members of the Belt and Road Initiative for trade.”
https://www.npr.org/2023/06/21/1183578300/the-united-states-concerns-over-chinas-activities-in-cuba

“Beijing in Cuba surveillance Guantánamo Bay, the United States southeastern military base and the U.S. sensitive industries. The Biden administration does not confirm China’s interest in securing access to Gitmo Naval Base in Cuba.”
“Gitmo has been permanently leased to the United States since 1903 as a coaling station and naval base, making it the oldest overseas U.S. naval base in the world.”
“Guantanamo Bay Naval Base (Spanish: Base Naval de la Bahía de Guantánamo), officially known as Naval Station Guantanamo Bay also called Gitmo as jargon by members of the U.S. military is a United States military base located on 45 square miles (117 km2) of land and water[2] on the shore of Guantánamo Bay at the southeastern end of Cuba.” http://www.wikipedia.com
Guantanamo Bay is widely known for its terrorist prisoners facility.
On January 22 2009; President Obama signed Executive Order 13492 to close Guantanamo Bay. Obama said the detention facility was a threat to U.S. National Security.

Obama Issues Directive to Shut Down Guantánamo
Executive Order 13492, titled Review and Disposition of Individuals Detained at the Guantánamo Bay Naval Base and Closure of Detention Facilities, is an Executive Order that was signed by United States President Barack Obama on 22 January 2009, ordering the closure of the Guantanamo Bay
