China-Kazakhstan cooperation on jointly building the Belt and Road is helpful for the revival of the ancient Silk Road trade route, President Xi Jinping said in a message on Tuesday.

Xi's remarks were presented at a ceremony in Kazakhstan's capital, Astana, for the publication of Beautiful China and Beautiful Kazakhstan, a joint picture album with over 200 photos of the countries' natural scenery and people. The publication marks the connecting of China-proposed Silk Road Economic Belt with Kazakhstan's Bright Road new economic policy.

Kazakh President Nursultan Nazarbayev also sent a message.