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"China's economy as a whole presents great opportunities, including its continued urbanization, which opens many areas for expansion," said Kang.

"Coral reefs are becoming more and more vulnerable and the coral reef systems need more and better protection. The mission is important and I will keep on doing my duty, bit by bit," said Chen, adding that he has given a number of lectures to local fishermen.

"Cross-border e-commerce companies take the main responsibility for the quality and safety of goods. Cross-border e-commerce platforms must register with the authorities to conduct business activities in China, and bear the responsibility for upfront compensation," Feng said.

"China's steel manufacturing infrastructure is the most advanced in the world. The small and unregulated steel mills, which are producing substandard steel with high pollution, should be eliminated," Li said.

"Customers in Hong Kong did not like cucumbers with thorns, and those in Russia thought our tomatoes were too juicy," he said, adding he then realized that people from different places had different eating habits for vegetables, so their demands varied.