Problem mattering objects with armature

[eahz]

I am uniting in a game in blender, I have facts several personages in different archives, but when I concern them to the main file, these have strange behaviors, for example, they cannot move of where they estan because but they appear in a place different from where it is placed them, not if he is so that they have armatures, somebody can say like solving it to me. Thanks any aid.