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"Each train is currently managed by different logistic companies, which sometimes leads to empty carriages and a waste of resources," said Yuan Jiangwei, a Urumqi customs office official.

"Europe's strength lies in core technologies and its traditional vertical sectors such as automation, industrial robotics and other manufacturing, but the datasets on which they can work are greatly dwarfed by those available in China," said Gambardella, during the ongoing China International Big Data Industry Expo in Guiyang, Guizhou province.

"Earlier pottery was used to preserve the tea, but then porcelain became popular," says Zhou.

"Detroit has a long history of selling to China. Detroit is also considered home to some of America's greatest ingenuity and innovation and its location is convenient to attract small business people and farmers from the heartland," he said.

"Digital exposition will no longer be a supplementary but a 'musthave', with the accelerated digitalization of the industry set to stabilize foreign trade," said Rita Zeng, vice-president of Tencent Cloud.