High quality product The sales market for high-quality products is narrow and small.In the mean time high quality means high costs which cause high prices .But high prices will result in buying obstacle for customers which will let merchantslose competitive advantages when they are compete with competitors. Especially When the new product is entering the market. High quality products but also have many advantages. For example, with the same brand positioning and other cooperation marketing, in order to strengthen brand identity. The products of high quality product line single, but convenient management can raise yield and the production cost reduced. And professional management and professional experience conducive concentrate manpower, material and financial resources to develop a single product can help establishing a brand image of enterprises can focus more on the prospect of its development to make war