Blockchain

This book is one of the series (second series) of science popularization books on strategic emerging industries organized by the Jiangsu Association for Science and Technology. Blockchain is considered to be the fifth core technology with the greatest potential to trigger a disruptive revolution after steam engines, electricity, information, and Internet technology. Its disruptive effect on the Internet industry is clearly visible. The past 20 years have witnessed the prosperity of the information Internet, and new business models have been established through the Internet. At present, through the upper layer of the information Internet, blockchain technology is building a new value network through which efficient and credible transfers can be carried out. Blockchain's consensus algorithm, P2P communication, cryptography, database technology, virtual machines and other technical means have already been applied "running on the chain" in supply chain finance, commodity traceability, asset securitization, credit management, e-government, copyright management, cross-border payments, etc. Blockchain empowering the real economy is no longer a slogan. The development of blockchain requires the participation and support of all parties in society. Capital is the accelerator and driving force of the blockchain industry, and scenarios are the foundation and reliance of the blockchain industry. The future of blockchain technology and industry is in the ascendant. The deep integration of blockchain technology with the real economy, social livelihood, and consumer applications will build a credible trust system and make trust the most basic agreement in society. In the process of assisting digital social governance, blockchain can enhance the application value and space through the coordination of the organic whole of informatization, improve the data sharing mechanism and process of government departments, optimize and enhance the efficiency and quality of cross-departmental business collaboration, effectively eliminate data barriers, realize the orderly flow of data between different fields and entities in government affairs, finance, medical industries and enterprises, promote further information resource sharing, and stimulate market vitality and social channels.