The battlefield needed to be cleaned up, because a lot of useful materials could be collected from the enemy, such as bullets.
Gao Yuan and his team were using the Type 81 rifle, and now the advantage of choosing this classic old gun was evident; even in a place like South Sudan, which hardly had any infrastructure to speak of, M43 intermediate cartridges were not in shortage.
Without enemies, there was no need to expend ammunition. With enemies, ammunition used could always be replenished. This was the greatest benefit of easily replenished ammo.
Then, many vehicles were left, almost all of which were operable. Gao Yuan and his team had just abandoned their own vehicle but now had obtained replacements, allowing them to continue their journey by car instead of being forced to travel on foot.
Lacking something, the enemy would deliver exactly that—it felt too good to be true.