In (mobile) internet era enterprises which use internet thinking and tradition thinking in business can all get ahead under Chinese context. But this phenomenon can’t be explained well in previous theories. Through double–case study on Xiaomi and OPPO, the article analyzes and concludes formation mechanism from core competence to competitive advantage based on internet thinking and tradition thinking. The conclusion suggests: the company which is good at applying internet thinking in business can get better interactive relationship with customers, and better customers participation in product design; Meanwhile sharing of internet can help company get speed and cost advantage; Internet traffic access also need cost. Core competence sustainability based on internet thinking should improve inimitability. The application of internet thinking and tradition thinking in business can all get competitive advantage show that Chinese market is binary. The study can bring someSilluminationStoSall kindsSofScompanies.