With the vigorous development of digital technologies such as big data and artificial intelligence, emerging information technologies continue to pour in and bring great convenience to people’s lives, and manufacturing enterprises gradually enter the era of the digital economy and begin to carry out digital transformation. As one of the important pillars of China’s real economy, the manufacturing industry is an important force to promote the development of the digital economy. The manufacturing industry has become a key development area because of its strong cyclical industry, high technology content, and capital-intensive characteristics. Based on the study of the digital transformation of manufacturing enterprises, this paper discusses the transformation path of the manufacturing industry to meet the needs of social development from the perspective of the value chain and finally analyzes the impact of digital transformation of manufacturing enterprises on the economic effect from the perspective of the value chain.