I think they getting ready to start a full-blown colony, and if the native b!tch, well are known to have very direct methods for dealing dissent. They need more land and they have plenty of bodies don’t they?
My uncle owned some large factories in RSA. The Chinese have bought them. Apparently they are buying a lot of the RSA. (South Africa) I see it as a global strategy. “Accidentally” have a LNG ship both blow up in the Panama canal and Suez. Control the Cape of Good Hope. You now control European trade with the far east. Also eastern South America. It is more than just a land play.