During the 18th and nineteenth centuries, Surabaya was largest city during the Dutch East Indies, becoming a major buying and selling Centre and hosting the most in depth naval base in the colony. Surabaya also served as the middle of Java's plantation economic system, industry, supported by its all-natural harbor.[41] https://jual-zinc-anode10753.blog2learn.com/78092901/the-5-second-trick-for-jual-flowmeter