Abstract-Innovation is the key to maintain core competitiveness for enterprises. In addition, innovation can make non-core enterprise become core enterprise, so it is vital for noncore enterprises and core enterprises. With the development of economic globalization and the deepening of reverse innovation, it is necessary to summarize the influencing factors of reverse innovation of non-core enterprises. On the basis of expounding the concept and characteristics of reverse innovation, this paper summarizes the motivation factors and resistance factors which influence the reverse innovation of non -core enterprises, and prospect the future research which will help non-core enterprises improve core competitiveness through innovation and enter the mainstream market.

Abstract-In the background of "One Belt and One Road" and "the setting up of the investment bank "will largely promote the development of small and medium-size enterprises in these areas. Small and medium-size enterprises support is a hot topic in the research field in recent years. Based on analysis of existing research, the paper summarized the definition, characteristics, development dilemmas and causes of small and medium-size enterprises; Then, classified systematically the main research results of small and medium-size enterprises support field; The results showed that: the academia puts too much emphasis on policy introduce, but overlooks the follow-up policy implementation, and lacks of empirical research. Finally, Future development about small and medium-size enterprises support was prospected accordingly.

For many SMEs in the low-end of the global value chain and the absence of the domestic value chain, how to achieve transformation and upgrading through innovation, and gradually become the leading enterprise in the industry, this is a practical problem that is extremely important and affects the future economic structure. The appearance of reverse innovation, a new mode of transfer of innovation, offers the possibility of effective remedy of this problem. Since it is difficult for a single company to have all the skills needed to maintain technological leadership and market innovation, different forms of partnerships between organizations have become an important source of corporate strategy. It broke through the previous chain model, and the companies are often closely linked. The innovation of the company should also be regarded as completed in the industrial innovation network. This paper studies the reverse innovation of non-core enterprises from the perspective of industrial innovation network, and cites the case of Huawei's mobile phone reverse.

Innovation is the key to maintain the core competitiveness of an enterprise. Besides, innovation can make non-core enterprises become the core enterprise. Therefore, it is crucial for non-core enterprises and even core enterprises. This article uses the electric power industry in yunnan province in 2010-2016 patent cooperation data, combined with social network analysis methods, construct the non-core enterprises reverse innovation patent cooperation network model, through which the processing of centrality measure and analysis, and the construction of network model to identify its non-core businesses with reverse innovation trend. The results show that with the progress of time and economic progress, the network scale of patent cooperation is expanding, network structure is more complex, and the communication and connection between enterprises are increasingly close. However, from the overall perspective of yunnan power industry, there are very few enterprises with high intermediate center degree, indicating that most enterprises do not have the ability to control resources and technology.

Abstract-With the rapid development of social networks likeFacebook and WeChat and so on, the social characteristics of the emerging e-commerce has become increasingly prominent and the varied demand for products rises in the same way, and the commercial value of niche products has also been surging with a blowout type, which suggests that the business model of niche products owns unique research value. Thus, the paper starts with the characteristics of niche products and their level of market demands, combines with the information diffusion characteristics of social networks, proposes the Business to (the Social Network Service)SNS to Customers (B2S2C) model and takes walnut oil products as example to empirically demonstrate this social commerce model. The empirical results show that the B2S2C social business model can reduce the high cost of middlemen, increase market share of niche products and ultimately achieve a significant improvement for its business efficiency, which suggests strong guiding significance and practical value for the product positioning and business model innovation for social network environment.