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Basis of Knowledge

Official name

Indonesia is officially referred to as the Republic of Indonesia and Republik Indonesia (Indonesian). Nusantara and East Indies are the other names used to refer to Indonesia.

National Flag

The Sang Saka Merah-Putih, Bendera Merah-Putih or Merah-Putih is the national flag of Indonesia, which was adopted on 17 August 1945 (Original) and officially on 17 August 1950. The flag is simply bicolour with two equal horizontal bands, red and white in the ratio of 2:3.


Jakarta is the capital of Indonesia.


As per surveys from various institutions, the estimated population of Indonesia is believed to be more than 255 million in 2016.

Official Languages

The official language of the country isIndonesian (Bahasa Indonesia), which is a standardized register of Malay- an Austronesian language that has been used as a lingua franca in Indonesia for centuries.

Geographical location of the Indonesia

Set between latitudes 11°S and 6°N, and longitudes 95°E and 141°E, Indonesia is the largest archipelagic country of the world, spread across 5,120 km (3,181 mi) from east to west and 1,760 km (1,094 mi) from north to south.Spread across both sides of the equator, the country is home to atotal of 13,466 islands, out of which around 6,000 are inhabited.

Tax return services in Indonesia

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