Full coverage: President Xi Visits 3 Nations, Attends SCO Summit

For more on this story we are joined now in the studio by Liu Mingli, deputy director of the Institute of European Studies at the China Institute of Contemporary International Relations.

Q1: Serbia is the first leg of President Xi's 3-nation tour, why is Xi visiting Serbia and central Europe?

Q2: The leaders of the two nations are calling each other "old friends". Tell us about the friendship?

Q3: Economic cooperation is expected to dominate the visit. What are both nations hoping to achieve?

Q4: How do you see economic cooperation between both countries in the future?