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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."

"Capacity-building programs can be developed to benefit both Chinese investors and investment destinations on the continent," he said.

"Challenges remain, but the progress made in Doha provides hope and represents a real opportunity. The United States calls on all Afghans to seize this moment," Pompeo said.

"China has seen rapid economic development in recent decades, corresponding with rapid growth of carbon emissions," she said. "After years of effort, it has obtained some technology and policymaking experience for reducing emissions. These are useful knowledge to share with countries participating in the Belt and Road Initiative, which can help them reduce emissions more effectively at a lower cost."

"China Shipbuilding Corp will uphold national strategies about building strong marine and manufacturing industries, boosting science and technology, developing the military into a world-class force and transforming the company itself into a top-tier enterprise," the statement said. "We will strive to become a top-class shipbuilder with a competitive edge in the global market."