Chinese President Xi Jinping (L) holds talks with Kazakh President Nursultan Nazarbayev in Astana, Kazakhstan, May 7, 2015. [Photo/Xinhua]

BEIJING -- Chinese President Xi Jinping's six-day trip, which brought him to Kazakhstan, Russia and Belarus, has achieved substantial results, and has opened a new chapter for the Chinese diplomacy, Foreign Minister Wang Yi told reporters upon the conclusion of the tour.

Xi and his wife Peng Liyuan returned to Beijing on Tuesday night after visits to Kazakhstan, Russia and Belarus

His Kazakhstan trip is at the invitation of Kazakh President Nursultan Nazarbayev. At the invitation of Russian President Vladimir Putin, Xi visited Russia from Friday to Sunday and attended the ceremony commemorating the 70th anniversary of the victory of the Great Patriotic War in Moscow.

Xi also paid a state visit to Belarus from Sunday to Tuesday as guest of Belarusian President Alexander Lukashenko.

In the span of six days, the president held talks with his counterparts of the three nations, and attended more than 50 bilateral or multilateral events, met with people from all walks of life including political leaders and WWII veterans, promoting China's notion of promoting peace, development and win-win cooperation.

Xi's trip to the three Eurasian countries mainly has two themes: to attend commemorative activities for the victory of World War II (WWII) and to further promote political trust and pragmatic cooperation between China and the three countries.