Abstract: With the fast development of information technology, to push the reconstruction of value chain through digital transformation has become an important strategic measure for many enterprises. From the theoretical perspective of digital empowerment, this paper explores how traditional enterprises can use digital technology to empower value creators in digital transformation, and then studies the continuous restructuring of enterprise value chain by combining the vertical single case study of Renhe Group, a traditional pharmaceutical enterprise. The findings show that: (1) during the process of digital transformation of the traditional enterprise, corporate value chain reconstruction experiences the evolution path of “optimization of internal value chain -- integration of industrial value chain -- construction of ecological value chain”; (2) digital technology can exert effect on enterprise value chain reconstruction, mainly through the empowerment on employee, customer, cooperation, process and product; (3) digitization drives ecological value chain construction to be the new competitive model, the construction ecological value chain is the main direction for enterprise value chain reconstruction in the era of digital economy. During the digital transformation of the traditional enterprises in the era of digital economy, to present the evolution path model of value chain reconstruction provides some management enlightenment for the traditional enterprisesto obtain systematic competitive advantages by constructing an ecological value chain with the help of digital technology.

Key words: traditional enterprises, digital transformation, reconstruction of value chain, digital empowerment