Airspace design is the answer. More airways and less restricted airspace and more communication between sectors, both military and civil. More cooperation between both civil and military designers.
They think this will cause more fuel consumption
They are already burning billions of dollars extra fuel a month because the overload of A461. They need
five A461s not just lateral offsets.
Early descents, late climbs, being kept low,lengthy holding at YIN or DAPRO or where ever for delay or vector 90 degrees off track for delay, or holding at the holding point for an hour before departure.
"DELAY UNDETERMINED" is becoming normal radio phraseology in china.
