Prime Minister Le Minh Hung arrived in Kazan to attend the 35th ASEAN-Russia Commemorative Summit, following an invitation from President Vladimir Putin.
The UK, France, and Germany issued a joint statement supporting Kyiv's call for direct Russia-Ukraine negotiations after Mr. Putin refused to meet Mr. Zelensky.
President Putin has dismissed the possibility of an early meeting with President Zelensky, a day after the Ukrainian leader appealed for direct negotiations.
President Putin accuses Ukraine of intentionally attacking a school in Lugansk province, killing at least 6 people, and orders the Russian army to retaliate.
President Putin's Beijing visit strengthened Russia-China strategic ties but failed to deliver the expected breakthrough on a major gas pipeline project.
The Kremlin stated that Russia and China have achieved a "common understanding" regarding the Power of Siberia 2 gas pipeline project, but have not agreed on an implementation roadmap.
Putin has reunited with Peng Pai, who once posed for a photo with the Russian president during an impromptu visit to a park on his 2000 trip to Beijing.
President Putin arrived in Beijing with a delegation of top Russian CEOs, including leaders of energy corporations, along with five deputy prime ministers and eight ministers.