i dont know about front line PLA brigades, but the soldier trainig in second line PLA infantry unit including: rifle training, weapon maintenance, 5-kilometer running, physic body exercise, sentry for core official place and occasionally 20-kilometer rural area running at night, plus vegetable growing, pig feeding, channel digging, help school and universty student military training, helping local society and governing, and Mao-theory educating. if i remeber back somgthing else, i will tell you later.