This research is focusing on China's conspicuous ICT diffusion : rapid increase of absolute user and high growth rate. China is successful to co-evolve with productivity and resilience because of its strong relationship among three ICT fields (PC, internet and mobile) and special structure and institutional sources. Principal Component Analysis (PCA) with forward selection method was introduced to analyze the comprehensive effect both interrelation within ICT industry and institutional factors. In the same time, Mutual Interdependency of PCs, Internet, and Mobile phones (MIPIM) was introduced to quantify interrelation.