GDP per capita
1. Singapore $78,762
2. Brunei $50,440
3. Malaysia $25,833
4. Thailand $15,319
5. Indonesia $10,157
6. Philippines $7,412
7. Vietnam $5,621
8. Myanmar (Burma) $4,751
9. Laos $3,100
10. Cambodia $2,776
11. East Timor (Timor-Leste) $1,847
Source: Wikipedia
I think it's Sri Lanka. I have travelled all across the south asian region and followed many articles abt South Asia.
Singapore is the most richest south east Asian country.
Singapore and Brunei
Indonesia is the most populated country in Southeast Asia and also the 4th in the world. The most populous island of Indonesia is Java.
Philippines
The most developed country of Central Asia is believed to be Kazakhstan. It is the richest and most economically developed country. There are five Central Asian countries.
Philippines
what country in southeastern asia has the highest standard of living
Indonesia
China is the most populous country in southeast Asia.If China is not counted as being part of southeast Asia, then it is Indonesia.
nepal
vietnam, or malaysia. Most likely malaysia
Bangkok is the capital and most populous city of the Kingdom of Thailand, a country in southeast Asia.
Indonesia is a country located in Southeast Asia and comprised of almost 14,000 islands. It is thought that there are 13,466 islands in this country, but it is possible that there are more.
Thailand, a country that lies in the heart of Southeast Asia, was formerly known as Siam.