What do you do in the 12 ward of Yu Nan Prison

Intensive physical labor. Yu South Prison District 12 do work is a variety of factories, mines, aquaculture, agricultural farming, basically are hard work plus tired work, for intensive physical labor. Prisoners labor a lot of intensive labor processing, requiring 8 hours a day work system, but not complete the labor task is to work overtime so that prisoners in the labor process to consume physical strength, sharpening the mind, eliminating ambition, and redo people.