A remarkable piece of classicism architecture of XVIII century, designed by I.E. Starov for Prince Potemkin Tavrichesky. The palace witnessed great events of Russian political history. Here in this palace the State Duma had met, and later here also met the Interim Government and The All-Russian Constituent Assembly. In Soviet times the Tavrichesky Palace was used to host large meetings, congresses of the Party and the Soviets. In July 1920, in Tavrichesky Palace was held the Second Congress of the Comintern. In fact, during this congress was proclaimed the establishment of the Communist International.
Liu Shaozhou (Liu Zezhong) was a delegate from the Central Organizing Bureau of the Union of Chinese Workers; he made a speech on behalf of the Chinese workers living in Russia, and of the entire Chinese people. He also persuaded Lenin to accept the mission headed by General Zhang Silin and sent by the Chinese government. Liu Shaozhou (Liu Zezhong) participated in the acceptance of the mission, during which the Soviet Russia and China agreed to exchange diplomatic missions, in Petrograd and Moscow.