China attaches great importance to the development of digital economy and has issued a series of major measures to speed up digital industrialization and promote the digitalization of economy and society. Local governments at all levels have also introduced policies to support and encourage the development of the digital economy, accelerating the digital transformation of industries and strengthening new growth drivers of the real economy. The combination of 5G technology with big data and artificial intelligence will transform all walks of life into digital, networked and intelligent ones. This leads to high-quality development of the digital economy and enables a better innovative development of domestic economy as well.