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Secondly, countries should safeguard free trade.
"Thanks to the joint patrols, we now just feel very safe sailing on the river. We've witnessed huge changes over the past seven years, and we should thank law enforcement personnel from the four countries for bringing us peace," said Dong Guang'ai, a crew member of a Chinese merchant ship.
The world today faces uNPRecedented changes in a century, peace and development is still the theme of the times, and meanwhile, the humanity is facing many common challenges, Xi said in the letter.
With the global economy facing great uncertainties due to the rise of protectionism and unilateralism, China has stepped into the void to promote global cooperation.
He called on both sides to further improve trade facilitation, expand mutual investment, reinforce agricultural cooperation, boost cross-border e-commerce development and enhance cooperation in areas of innovation, especially the application of science, technology and basic research.
来源：资阳报