Kota Dumai is a city in the province of Riau , Indonesia , about 188 km from the city of Pekanbaru . Previously, the Dumai city is the second largest city in Indonesia after Manokwari . However, since the rupture Manokwari and Wasior district is formed , it became the largest Dumai . Recorded in history , Dumai is a small hamlet in the eastern coastal province of Riau are now beginning to squirm into a pearl on the east coast of Sumatra .
Kota Dumai is a result of expansion of Bengkalis . Inaugurated as a city on April 20 , 1999, by Law No. 16, 1999 April 20, 1999 after he became an administrative city ( kotif ) in Bengkalis . At the beginning of its formation , Kota Dumai only consists of three sub-districts , 13 villages and 9 villages with a population of just 15 699 inhabitants with a density of 83.85 inhabitants / km2 .
