I Upgrade By Rewarding Apprentices

I Upgrade by Rewarding Apprentice manhua, I Upgrade by Rewarding Apprentices The master is driving the crane west, what should I do if the enemy comes to the door? ! Awaken the apprenticeship rebate system, the more you give to your apprentice, the more you get back to your master! Hahaha, good disciples, hurry up, as a teacher, you never hide your secrets!