The distribution mode chooses internal factors. Just like JD Express, a series of operations from order placement to delivery to completion of the distribution are all completed by its own logistics system. Internal factors are not only the performance of high efficiency, but also for an enterprise. The test of the logistics system, this distribution mode is conducive to the integrated operation of enterprise supply, production and sales. The degree of systematization is relatively high. It can not only meet the distribution needs of internal raw materials, semi-finished products and finished products, but also meet the external market of the enterprise. The need for expansion.