Master Chocolatier !!!!! how can I become a master ????

Hi all I am a chocolatier I have stidied chocolate & patisserie for 3 1/2 years at William Angliss Institute melbourne australia.  i have worked in the industry for about 4 years I seeking advice on how to become a " master "

does anybody know what the criteria is,   to be called a "master chocolatier"

I would like to know if anyone knows what i would have to do to become a master

& where i could go to study.

hope to hear from you soon

kind regards

Laura