Servitization is one of the trends of manufacturing industry in the world, and it is also one of the important means for manufacturing enterprises to gain a competitive edge. As one of the pillar industries of China's economic development, automobile manufacturing industry has begun to embark on the journey of servitization in recent years. Based on the analysis of causes of servitization of automobile manufacturing industry, the input-output method is applied, and the input-output table data released by the National Bureau of Statistics are selected , from the view of the devotion servitization, the input of spare parts, logistics and R&D of automobile manufacturing industry are calculated, analyzing the status quo and development trend of servitization of automobile manufacturing industry in China, and compared with the foreign automobile manufacturing industry. On this basis, the reason of the gap between advanced levels in other countries and in China is analyzed, and the corresponding development strategy is put forward.