Morale has been low and everyone has been about to leave for several years now, however, still, the attrition rate has only been a fraction of the number of people who have been recruited and employed.
Locals goto QR for the 777 rating in order to be able to return on LH and save some cash meanwhile. Yubancis have no proper place to go anymore unless working for a loco in Europe with 4000E net as a captain is good enough. China and the sandpit is not for everyone, neither is Istanbul.