参考答案： Without a well-developed logistics system to distribute goods to the global market, no matter how strong a region is in its productive capacity, production will be fruitless. In order to achieve overall economic integration and bring into play the competitive edge of the region as an integrated whole in this huge Pan-PRD region with one-third of China’s total area and population, it is necessary first of all to achieve the smooth flow of physical goods. As such, a highly efficient regional logistics system is indispensable.