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China stands ready to strengthen cooperation with Finland in Arctic affairs under the framework of the Arctic Council, Xi said.

The twin-engine C919 made a maiden flight on May 5 in Shanghai with five crew members on board but no passengers. The success makes China the fourth jumbo jet producer after the United States, Western Europe and Russia.

"The visit will help further improve the relationship between China and Kazakhstan as well as Eurasian countries and forge ahead the healthy and stable development of the SCO," Li said.

And marathon even becomes a new sense of fashion in China as many a runners are eager to share their running pictures on social media, which help promote marathon to a great extent.

"The maiden flight is exciting," said Wu Guanghui, the C919's chief designer, hailing it as the start of a new era in China's advanced manufacturing.