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"Guangzhou's leading position as a trade hub has been consolidated since the reform and opening-up policy was introduced in the late 1970s, with a growing number of companies starting manufacturing businesses in the Pearl River Delta region," said Zhang Yueguo, director of the Guangzhou Academy of Social Sciences.

"For e-commerce, shoppers are increasingly expecting a variety of options for shopping, both in-store and online, as well as for how they receive or pick up their orders. This omni-channel distribution model is putting increased pressure on retailers to provide better access to both online and offline channels to achieve data interoperability," Chai noted.

"Further expanding imports can balance foreign trade, push domestic industries to a higher level through competition brought by foreign counterparts, and meet people's daily demands."

"Good military relations between China and the US can actually be the bridge that both stabilizes and improves China-US relations through conflict avoidance, mutual respect and engaged cooperation," he said.

"Goji is prone to more than 30 types of pests, including eight that can cause devastating damage," she said. "Conventionally, chemical pesticides are used to control outbreaks, resulting in a high risk of excessive pesticide residue."