what are the tree independent nations in Asia?

Do u mean 3 ? or tree ?
3: Malaysia, Singapore, Indonesia.
or, Thailand, Philippine, Vietnam.
or, China, Japan, Korea.

What do you mean as tree independent nations? There are many independent nations and not just three in Asia. For tree independent nation, these might be: Indonesia, Thailand, The Philippines, Malaysia, Laos, Vietnam, China etc. For tree independent countries might be: Mongolia, Bhutan and Nepal. Others might be the middle east nations like Yemen, Saudi Arabia, Qatar etc.

thailand, Philippines, Taiwan