The group also had a parallel information-gathering operation looking at reports detailing experiments on live humans using biological organisms - anthrax, plague and glanders (an infectious disease that occurs mostly in horses but can affect humans and other animals).
Over the past five years, Hainan's GDP growth averaged 8.1 percent, reaching 446.25 billion yuan ($70.82 billion) in 2017.
"I feel honored to represent humans in taking on AI opponents again. AlphaGo has proved its undisputed prowess in the game, but I will never give up any chance to win," said Ke, who holds multiple world titles. "I will maintain a do-or-die state of mind to try to beat it."
The Chinese people have been aware since ancient times that "we cannot sit idle and enjoy the fruits of others' work, and happiness can only be achieved through great endeavor", he said.
Xi's speech also emphasized the openness of China's foreign policy, Ruan said, adding that China's development and opening-up not only benefits its own people but also benefits the development of other countries and their people.
He said China will contribute more Chinese wisdom, Chinese solutions and Chinese strength to the world and push for building an open, inclusive, clean and beautiful world that enjoys lasting peace, universal security and common prosperity.