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"But the integrated learning scenarios leverage new technologies to break that wall. With the integrated mode, learning and teaching methods become flexible and diverse, and the ways schools are organized also are more flexible than in the past," Xiong said.

"China has already become the second-largest economy in the world, and it may have huge potential in the cross-border e-commerce business," Tubb added.

"China has basically fulfilled all WTO rules and rulings," said Vice-Minister of Commerce Wang Shouwen during a briefing on the white paper on Thursday, quoting Adam Posen, president of the Peterson Institute for International Economics.

"Carmakers should work out a detailed schedule and stop offering old-standard models to dealerships in regions that will introduce the new emissions standards," said Xiao.

"By focusing on resolving complex problems based on previously tested experiences in similar development contexts, developing countries can support each other by sharing more adaptive, locally relevant and usually cheaper solutions," Rosellini said.