After all, the Crimson Iron Ore Walls of the small Crimson Iron Ant Nest Dalagu, which are only twenty meters thick, are in the minority; most walls are tens or even hundreds of meters thick.
Therefore, under normal circumstances, cleaning still requires detouring, especially since detouring is indeed faster than directly breaking through the wall when the wall thickness is relatively high, particularly with his current double sound speed movement speed.
So, even though Zhang Yanhang's speed has greatly increased, it would still probably take him an hour or even two to complete the task.
