中国共产党第十七次全国代表大会强调我国要大力推进信息化与工业化融合，中国共产党第十八次全国代表大会报告在论述“四化”同步发展时，首先提出要“推动信息化和工业化深度融合”，国务院印发的《中国制造2025》明确提出打造具有国际竞争力的制造业。本文正是基于“两化”融合的视角，以实现国际一流制造业水平为发展目标，分析信息服务业在制造业和价值链上各环节的支撑情况，通过案例分析和企业调研等考察提出在融合发展过程中面临的信息基础设施薄弱、企业创新意识落后等诸多问题及挑战，据此提出面向制造业发展的信息服务业的发展策略。

The 17th CPC National Congress stressed that great efforts should be made to promote the integration of informatization and industrialization. The report of the 18th CPC National Congress supposed that efforts should be made to promote ‘the integration of information technology (IT) application and industrialization’ during its elaboration of the harmonious development of the harmonized development of industrialization, IT application, urbanization and agricultural modernization. Recently, the State Council has released “Made in China 2025” which puts forward in building an internationally competitive manufacturing industry. This paper analyzes the supporting role of the information service industry at all links of the value chain of the manufacturing industry from the perspective of integration of informatization and industrialization, and with the goal of development of first-class manufacturing industry in the world. It points that the weakness of information infrastructure and the lack of innovation awareness are the problems and challenges in the integration process through case studies and company surveys. Based on the results, it also gives the suggestion to develop manufacture-oriented information service industry.