【正文】
. In general, factors influencing transportation costs can be grouped into two major categories–product related factors and market–related factors. Factors to influence the cost of transportation can be grouped into the categories: (1) transport distances。 Eager to implement better logistics operation or does not have time to develop the required capabilities in–house。 problem that immediately restricted the development of the ebusiness in our country . In the logistics information system, EDI plays the most important role. The revolution of information started with the introduction of the personal puter, followed by the optical fiber work, the explosion of the Inter and the World Wide Web. Inter assists market development, operational planning and management decisions in the logistics industry. Electronic merce (EC) is the tool to be used to make deal between the seller and buyer by Inter in a paperless Data Interchange (EDI) refer to a putertoputer information sharing of business documents in a standard format. EDI is widely applied in the field of merce with the legal effect. Virtual logistics is based on logistics work, but more puterized and systematized than logistics operation. Logistics information system can be made up by three parts: inputs by terminal, data managed by CPU, the outputs managed by optical fiber. Virtual warehousing is not real logistics work but an information work based on warehouse management. Intra is the internal work within an anization that promotes sharing of internal pany related information, using similar technology as the Inter B2C is the Inter merce designed for direct munications and mercial relationship between a firm and its end the development of work and electronic technology, logistics distribution has bee the bottleneck of the Emerce logistics distribution have important functions in B2C Emerce, there are three existing loistics distribution models ,and the advantages and dissadcantages of the three the circumstance of fixed sell quantity,if the scale of the logistics distribution gets larger, the cost will be lower. The need for outsourcing creates Third Party Logistics. Third Party Logistics refers to specialized logistics service providers that provide specific services for suppliers and customers. Third Part Logistics provides all the logistics services. They act as a bridge or facilitator between the first part( supplier or producer) and the second part( buyer or customer). The primary objectives of third part logistics providers are to lower the total cost of logistics for the supplier and improve the service level to the customer. Third Part Logistics have been growing rapidly. Cost reduction and demands for batter and cheaper services are the main drives behind the growth. A third part logistics provider will be in a position to consolidate business from several