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China is willing to enhance exchanges and cooperation with other countries in aviation and aerospace fields based on the principles of equality and mutual-benefit, said Guan Youfei, director of the ministry's office for international military cooperation.

The problem cannot be solved without the efforts of the countries where the issue of refugees and migrants is started, he said.

"Cuba's relations with China have been very stable for many years," said Mario Hernandez, a 58-year-old worker. "I think this visit will be very important for Cuba because it will reaffirm economic, political and social links with Beijing."

As this year marks the 10th anniversary of the BRICS cooperation mechanism, Xi reviewed the development of the bloc over the past decade, saying the BRICS cooperation platform was now an international mechanism of major influence that actively pushed forward global economic governance reform.

Xiamen, a tourist resort on the southeast coast of China, is known for its mild climate and beautiful scenery.