Complex sentence: However, Charamporn Jothikastira, THAI president, has turned down the possibility to return to Los Angeles due to massive loss in the past, instead, THAI eyed nearer city such as San Francisco, Seattle and Vancouver.
Split into simpler sentences: However, Charamporn Jothikastira, THAI president, turned down the possibility of returning to Los Angeles due to massive loss in the past. Instead, THAI eyed nearer city such as San Francisco, Seattle and Vancouver.