Chinese President Xi Jinping (L front) and Czech President Milos Zeman (R front) plant a a ginkgo biloba tree sapling from China before their meeting at the Lany presidential chateau in central Bohemia, Czech Republic, March 28, 2016. Xi started a three-day state visit to the Czech Republic from Monday, the first state visit by a Chinese president in 67 years since the two countries established diplomatic ties. (Photo: Xinhua/Lan Hongguang)
