Complex sentence: Each wood artisan could make just one determined kind of production, so Adner specialized in making wooden boxes of many uses, basically for storing divers things of every-day usage, including foodstuff, valuables, toys, etcetera.
Split into simpler sentences: Each wood artisan could make just one determined kind of production, so Adner was specialized in wooden boxes of many uses. Those boxes of Adner were for storing divers things of every-day usage, including foodstuff, valuables, toys, etcetera.