The inventory of tangible goods for E-commerce on the one hand is for the manufacture-based enterprises, on the other hand is for the trade circulation enterprises. For the former, as mentioned above, by constructing Internet of Things of tangible goods for E-commerce they can increase production plan and response to the market needs timely and accurately, thereby optimize storage. While for the trade circulation enterprises, following problems exist in the enterprises’ whole business procedure. First, the data error and delay, many inventory data or shipping data are not accurate; second, it leads to certain difficulty on the control of supply chain that they can’t make real-time response to the entire supply chain changes . The use of EPC technology can make logistics and information flow synchronization and coordinability, and really make objects can be identified and traceable, can help companies improve the logistics process management, reduce inventory management costs, and optimize product inventory