This addon by Abody al_youtuber and r4isen1920 

This addon add big chest ( mob ) in minecraft pe – be the big chest have an inventory you can put any item in big chest’s inventory and you can spawn the big chest . 

Big Chest Add-on In Minecraft PE -BE 

You Can put any item in big chest’s inventory 

When you kill the big chest it will drop chest

 And when you put any item in big chest and you kill the big chest it will drop all items that you put . 

This video explains everything in the addon

Enjoy .

Installation

You must turn on Experimental Gameplay in your world sitting 

Downloads

• Download .mcaddon