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etc. . Outsourcing model In the third model, outsourcing model, Enterprise gives part or all business to the particular firm in the form of paying cost. The model is suitable for the mostcircumstances, either recovery and repair or recycling the waste products. Small and mediumsized enterprises tend to like the outsourcing more, so that they decrease the operation cost. Seen from big enterprises, outsourcing is the most important means for specialized operation and promoting core petence. 3. The Ebusiness model of reverse logistics Companied with the rapid development of global economy, continuous improvements in theEBusiness have bee the focus of petition among enterprises. In therapid development ofthe Ebusiness, reverse logistics bees an important should realize theintegration of management system and Ebusiness is very important if they want to occupy large part of the portion on the market. Thechapter puts forward the Ebusiness model of reverselogistics. The electronicframework of the model is as the following graph, which is suitable for reverse present, there are three forms supporting reverse logistics in the model Emarketing is the most widely used, which is applied to the new products and old products as second Ebusiness model is the process to do a deal for used product or remanufacturing device with inter。s location, main trading product areas, access authority, price mechanism, customer satisfaction etc. Then we analyze from the following aspects. Seeing from the server’s location, the current Emarketing is mainly in the developed countries, particularly in the United States. At present these electronic markets are very extensive. Although electronic markets cover the whole space, North American market still plays a primary role. In addition, the localization of will overe barriers between cultures, logistics, language and currency in transactions among different countries. Recently, China has also begun to attend these electronic markets, such as , which offer reverse logistics a good Ebusiness platform and the environment. According to the view of access authority, some electronic markets only aim at previous partners or economic subjects introduced to the market. However, for the most of electronic auctions, trading partners are all potential buyers. Seller needs to register in Emarketing and pay the corresponding costs. The price is determined through transactions or munication. For customer satisfaction, some of the basic framework of rules and regulations can be applied to electronic markets. For example, AucNet provide standardized system for the quality assessment system of secondgoods transactions. Moreover, establishment of sales position, product guarantee and solution of trade disputes are key factors to be considered in customer satisfaction. . Model of secondgoods and equipment supply The promotion of reproduction parts or equipment differs from promotion of new product in its focus on the driving force。 secondly, product identification is the key to the success of Ebusiness, which means that parties must be able to contact each other and establish a mon, unique, clear framework in respect of the transaction products or ponents. To solve this problem, in addition to the list of such products, it is possible to find potential modities with a large number of search engines. Identification of such products can also strengthen further understanding to certain crucial problem through oral munication and inter. A problem related to reproduction is prevention and beforehand maintenance of heavy industrial equipment, its operation is often geographically distant and time is urgent. The reproduction of industrial equipment is usually a closedloop business process. In other words, Users submit their part of the industrial equipments。 another choice is that they have to set the reverse logistics flow. 4. Suggestion on reverse logistics for enterprises Reverse logistics is developing in foreign countries。 the appearance of new distribution channels (T V shopping, Ebusiness etc) leads to high return rate and brings great press