Tags Taseco Airs Taseco Airs profit to fall by 90 per cent due to COVID-19 Tuesday, Apr 07, 2020 Thang Long Air Services Corporation (Taseco Airs) estimates its profit will plummet by 90 per cent due to the COVID-19 pandemic. Taseco Airs files for HOSE listing Tuesday, Nov 07, 2017 Thang Long Air Services Corporation (Taseco Airs) has filed for listing on the major stock market, according to the HCM Stock Exchange.