There are 2 different types of chest, divided into 2 other categories: Ressources Supply Chest (contain: 10K meat 25% - 10K wood 25% - 10K coal 25% - 10K iron 25%) and the other contain: (1K meat 25% - 1K wood 25% - 1K coal 25% - 1K iron 25%. The other categories allows you to choose between the following choices per chest: (100K meat - 100K wood - 20K coal - 5K iron) or (1M meat - 1M wood - 200K coal - 50K iron)