Taiwan Vs North Korea

Taiwan Isolation

• Politically isolated by China.
• Trades with United States. 
• "Belongs" to China.

North Korea Isolation

• Politically isolated by self.
• Independent country.
• Actually recognized as a country.

No,

Why?

• Because closing trade with China would get us out many products.
• Because angering China could possibly lead to war.
• Because going to war with China could compromise Taiwan's safety.
• We would have recognized Taiwan for no reason.
• Also, things are fine with China and Taiwan the way they are.

That is why