With nearly two decades of development of Agency Business, the market has experienced a lot of industry up and down. Each time when the market approaches saturation, we always observe the survival drama on the industrial supply chain where the competitions among O.E.Ms are intensive and all are fighting for a limited market. Due to the rapid changes on the high-speed Internet applications with massive global information exchange requirements, revolutionary innovative technology and products are often developed, thus it is expected that network channels industry is still considerable room for growth in the future. Although the revolution of products is expected, in addition to the product's competitive, how to leverage soft power (such as professional and technical services), in the market to seize the initiative and continue to maintain the advantage of competitiveness, is still the subject for the case company to study. We expect by this thesis research to conceive in response to the vigorous development of modern information applications, of which case companies will face issues and challenges, such as: 1. Agency and brand resources coordinating and competing 2. Upstream, downstream and alliance companies¡¦ value chain relationships and competing strategies 3. Agency and OEM branding and product conflict 4. The changes of demand side such as new technologies and applications that may impact the assessment of the industry supply chain and coping strategies Based on three dimensions: industry trends, supply chain competing, internal allocation of resources with the long-term observation of the development of the case company, the internal executives in-depth interviews and secondary data collection methodologies, this research is to explore the case companies¡¦ response to strategy with the result, also try to analyze the feasibility of taking advantage of business operation management (five forces analysis / value network / game theory), to seek the best strategy for the case company in response to the rapidly changing business competition.