Why does PMC occur? The answer is simple: to reduce costs, the military needs to minimize the number of flying fighters, such as those in the military responsible for the supply and transportation of logistics, for security services, for the construction of engineering facilities, and so on. This part of the personnel who cannot be put into combat will consume the army's limited resources and become a negative asset to the army. In particular, the problem is even more acute when a force is sent overseas to carry out combat missions far from home. One more person needs more protection, spend a lot more money, but also face greater risks#全球疫情确诊破1000万# #easyMarkets# #外汇通# #全球巡讲#