Staff makers = crafter of the weapons favored by the magic class, although some warriors have them make staffs and spears for them
Alchemist = crafts potions pills and powders that can do miraculous things
Blacksmith = Forges the weapons and armour favoured by qi warriors, although a few mages use them as well
Brewer = Brews mystical alcohol
Talisman Masters = craft scrolls and talismans that perform strange and amazing things
Spirit Chef = can make food to forge the body or mind, grant buffs temporally or even permanently....limited only by the ingredients and imagination.
Formation masters = Set up large scale sigil that are permanent both classes can be
Tailors = Take magical beast hides and clothes to make amazing armour and clothes.
Bower = Provides arcane bows for those who wish to learn archery. requirs extreme strength to use their bows.
All professions besides brewers and spirit chefs are closely tied to runes. Some far more closely than others.
I will update as more things become known to the reader