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"By using helicopters, wind farms in China can increase their energy revenue by 2.5 percent to 10 percent every year. Depending on the site conditions and installation, the number could be even higher," Bernitz said.

"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.

"By serving such tech giants, Chinese chip companies have an unprecedented opportunity to grow into global players," Huang said, adding that the country now uses more than half of the world's semiconductors.

"By pooling the wisdom of designers from home and abroad, we want to make Dunhuang's creative products more fashionable and reflective of the latest trends," said Liu Mengxing, a vice general manager of a local company.

"China offers many lessons for Africa's development agenda. Beijing's legendary poverty reduction and social safety net that has seen China lift more than 740 million people out of extreme poverty is an enviable example that Africa should emulate," he said.