As a vital part of the modern service industry, it is of great significance to accelerate the development of the technology service industry to improve the quality and efficiency of the economy. Social network analysis was used to analyze the world input-output table from 2000 to 2014, studied the international development trend and connection degree of the technology service industry, and the development status of the technology service industry in China's internal and external circulation was analyzed, and the development mode of the technology service industry with that of developed countries was compared. The research shows that China's technology service industry is in the stage of rapid development, gradually expanding its influence in the global production network, playing an increasingly important intermediary capacity, and progressively transferring to the center of the global production network. As for the internal cycle, the production network of the domestic technology service industry has little change, and its front and back links are decentralized, and the development of the technology service industry is not balanced.