The digital economy has become the main engine of India’s overall economic development.，India’s digital economy has grown considerably since the issuance of 3G licenses in 2010. Based on the relevant data by the Indian government，this paper systematically expounds its development from the four aspects，i.e.，digital infrastructure，industry，innovation and governance，and then focuses on the major Indian telecommunications company，Reliance Jio and the e-commerce platform，Flipkart. The future of the Indian digital economy is discussed finally.