People visit an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

People visit an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

A visitor takes photos of a creation during an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

A visitor takes photos of a creation during an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

People visit an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

People visit an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

People visit an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

A visitor takes photos of a creation during an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)

A visitor takes photos of a creation during an exhibition on Marc Chagall at the Langfang branch of CAFA Art Museum, in Langfang, north China's Hebei Province, Oct. 10, 2020. Consisting of 155 creations, an exhibition on Russian-French artist Marc Chagall is held from Oct. 9, 2020 to Jan. 18, 2021 here. (Xinhua/Zhang Yuwei)