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Ashutosh Tiwari, secretary general of International Association of Advanced Materials, spoke highly of China's contribution to nanoscience. "China has surpassed the US and ranks first in the field of nanoenergy. Thanks to the hard work of Chinese scientists around the world, it now produces 50 percent of academic publications every year. But how to synchronize it into applications, that's a question to think about," he said.

Asia's largest corporation is proceeding with what could be Hong Kong's biggest share sale since 2010. Slated for late November, it will be the Chinese e-commerce juggernaut's official Asian coming-out party - half a decade after snubbing the financial hub for a record Wall Street debut. If the deal goes through, Alibaba will challenge Tencent Holdings Ltd for the title of the largest Hong Kong-listed corporation.

At a televised news conference on Saturday, Trudeau said he told Rouhani the admission was "an important step" but "many more steps must be taken".

At least two people were injured and two others are missing after a fire broke out at a new energy company in Longyan City, Southeast China's Fujian province, according to local authorities.

Assuming that recent trends are sustainable for China, O'Neill said that "with the fastest-growing consumer market in the world improving, this means more imports from all over the rest of the world, particularly to European countries, which are very good at exporting to Chinese consumers".