No, it isn't a communist country.
Yes. Nearly all schools in China are public because they are a communist country and nearly every business, including school, is own by them and is therefore a public school.
No, Chad is not a communist country.
London is not a country. It is a city. It is in England, which is not a communist country.
Yes you can. People in some communist countries travel around their own country and to other countries. Some countries, like North Korea, are much sticter though.
Even though Vietnam is a communist country, the US does business with Vietnam. The US promotes good business. Friends? Sure, why not.
No, Iceland is not a communist country.
Cuba is not a state. It is a country, with a communist regime as the type of government. It has its own flag and constitution.
China, a communist country, has always been China and have never declared independence. They just are their own independent country.
Yugoslavia is no longer a country. Before its breakup it was a Communist country.
Thailand is not a Communist Country
China is a communist country.