Complex sentence: After the acquisition, the circulation of Jawa Pos increased and by the 1990s, circulation reached 350,000 copies and during that time, Jawa Pos is one of the largest-selling newspapers in Indonesia.
Split into simpler sentences: After the acquisition, the circulation of Jawa Pos increased and by the 1990s, circulation reached 350,000 copies. During that time, Jawa Pos was one of the largest-selling newspapers in Indonesia.