There was quite a number of poachers. Li Du recalled that when they had bumped into the poachers on the road previously, there were at least twenty men. While he observed the terrain from the helicopter, he realized that there were many more of them.
These people had surrounded the campsite. Just as Brother Wolf had said, they did not aim to attack the campsite to take over it. Their strategy was merely to surround the camp to trap the rangers within.
Initially, they had the advantage of outnumbering the rangers two to one. Although the old soldiers were experienced in combat, they had aged and once they were trapped in the camp, it was hard for them to fight their way out.