Complex sentence: Almost all of Romstrade's business is conducted in Romania but the international branch of the company was started in 2009 with the opening of an office in one of the largest cities in Iraq, Arbil the capital of Iraqi Kurdistan.
Split into simpler sentences: Almost all of Romstrade's business is conducted in Romania. An international branch of the company was started in 2009 with the opening of an office in one of the largest cities in Iraq, Arbil the capital of Iraqi Kurdistan.