圣彼得堡部分地铁恢复运行。媒体报道说，Sennaya Ploschad and Technologichesky Institute两站仍然关闭。
Chinese President Xi Jinping offered his condolences to Russian President Vladimir Putin on Tuesday in response to Monday's St. Petersburg metro attack that left at least 11 people killed and 51 others injured.
President Xi said that China condemned the terror attack which has caused serious casualties and would like to express deep condolences to the victims and their families. Chinese people stand firm with Russian people, Xi said.
China opposes all forms of terrorists and is willing to work with Russia and international community to strengthen cooperation in anti-terrorism, safeguarding the peace and security of the region and the world, Xi said.
Chinese foreign minister Wang Yi on Monday sent condolences to his Russian counterpart Sergei Lavrov over the blast.
Wang Yi also expressed China's firm support for Russia to combat terrorism.
The man suspected of killing 11 people by bombing a St Petersburg train is a native of Kyrgyzstan who obtained Russian citizenship, the Central Asian country's security service says.
The operation of St. Petersburg subway has been partially restored after the explosion that killed at least 11 people and injured dozens more on Monday. Media reports said two stations still remain closed, namely: Sennaya Ploschad and Technologichesky Institute stations.
Russian President Vladimir Putin has laid flowers near the Tekhnologichesky Institut metro station in St. Petersburg to commemorate the victims of Monday's bomb explosion, which killed 11 people and wounded 45 others on Monday. President Putin, who was in St. Petersburg for a meeting with Belarusian leader Alexander Lukashenko, also expressed condolences to the families of the victims.
Ten people have been killed in an explosion between two underground stations in St Petersburg.
The head of Russia's National Anti-Terrorist Committee said the blast hit a train between Sennaya Ploshchad and Tekhnologichesky Institut stations.
The committee said an explosive device was later found and made safe at another station nearby.
A law enforcement source told TASS there was a blast at the Sennaya Square metro station. No official confirmation or casualty count was immediately available.
There have been no reports of Chinese casualties.
Prime Minister Dmitry Medvedev said in a Facebook post that the explosion was "terrorist attack".
An anti-terror investigation has been opened, but other possible causes are being investigated.