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"China has accumulated rich experience that can be used to study key issues, opportunities and challenges related to digital technology," said Bengt Holmstrom, who is a 2016 Nobel laureate and an economics professor at the Massachusetts Institute of Technology in the preface. "At a time when almost all economies are increasingly being built on digital foundations, this is timely indeed."

"China needs to speed up the development of digital currency supervision and sovereign digital currency issuance mechanism," said Li, who is also head of the blockchain research working group at the National Internet Finance Association of China.

"China is gaining importance in our ranking every year. Even though our biggest market in the world is the United States, Chinese travelers and domestic shoppers are our top source of revenue," said Pontroue.

"China has been promoting tobacco control in public areas for a long time. A national ban with legal force has been considered, but not launched," Yang said. "Research like this can serve as evidence for policymakers and convince the public of the necessity to strive for an environment free of smoke fumes."

"China is an important market for many companies and they will likely want to maintain a presence there," said Khatiwada.