（）is used to protect goods not to be deteriorated like food and medicine. packaging 。 Green Packaging 。 Vacuum packaging 。 Special packaging。
（）is the way to deliver goods for different shippers in the same truck, by the most economic route. Joint Distribution 。 United Distribution 。 Multiple Delivery 。 Joint Delivery。
（）is not a physical wall, but a lot of virtual data to protect the computer network. Data wall 。 Data Channel 。 Data base 。 firewall。
（）is more accurate and easier than Fixed Interval System ( FIS ) in the order method. Fixed Quantity System 。 Fixed Timing System 。 Fixed Channel System 。 Double-note system。
（）has three specific points: fixed line and announcing shipping time in advance. liner transport。 line ship 。 line container 。 line。
Saving or reducing expenditure in business is （）
