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"By the end of this year, a total of 85 countries and regions will become AIIB's members," Jin said.

"China has an intersection of craftsmanship and computer science, (which is) rarely found in other places. The country is a big market, but for us the No 1 attraction is the quality of people," Cook said at the ongoing 2017 Fortune Global Forum, which is being held in Guangzhou, capital of South China's Guangdong province.

"China needs to always stick to and respect the principle of multilateralism, and further reform and opening-up. This is very fundamental," Chang said. He also urged companies to enhance their research and development capabilities to survive in this very complicated "economic war".

"China is the world's largest importer of commodities and hence we will see more commodity deals being undertaken in yuan, especially iron ore," said Chen Derong, chairman of China Baowu Group.

"By hammering on each wooden railroad tie, workers can tell how much it has eroded and when to replace them with new ones," Dong said, adding a routine check of the ties is arranged once a month.