Chinese President Xi Jinping (R) meets with Russian President Vladimir Putin, who is here to attend the Group of 20 (G20) summit, in Hangzhou, capital of East China's Zhejiang Province, Sept 4, 2016. [Xu Jingxing/China Daily]

China and Russia should firmly support each other's efforts to safeguard sovereignty, security and development, President Xi Jinping said on Sunday.

Xi made the remarks while meeting with Russian President Vladimir Putin during the sidelines of the G20 summit held in Hangzhou.

The two countries should push forward practical cooperation in areas including infrastructure construction, energy, aviation, aerospace and high technology, Xi said, adding that the bilateral military exchanges and security cooperation should also be enhanced.

China and Russia should strengthen coordination in international and regional affairs to safeguard justice and promote world peace, he said.

Xi also urged to align the China-proposed Belt and Road Initiative with the Russia-led Eurasian Economic Union.

Putin said that Russia would like to make joint efforts with China to increase mutual political trust and people's friendship in order to further motivate economic cooperation.

The two countries should enhance cooperation in areas including trade, investment, finance, energy, science and technology to bring real benefits to the people of both sides, he added.

The Russian president voiced support toward the G20 summit's theme and agenda set by China and wished the summit success.