How come? https://oec.world/en/profile/country/cub/
The top export destinations of Cuba are China ($379M), Spain ($184M), Germany ($82.3M), Indonesia ($55.4M) and Singapore ($52.4M). The top import origins are China ($1.35B), Spain ($1.01B), Mexico ($356M), Algeria ($353M) and Brazil ($345M).
And how come 7% of Cuban imports come from... the US?
https://www.worldatlas.com/articles/cuba-exports-and-imports.html