People visit an exhibition on John Rabe at the Museum of the War of Chinese People's Resistance Against Japanese Aggression in Beijing, capital of China, Sept. 3, 2019. The exhibition, which opened Tuesday in Beijing, recast 30 years of life experience of the German businessman in China, who helped protect Chinese citizens during the 1937 Nanjing Massacre. A total of 151 historical photos are on display at the exhibition, which consists of four parts with details from the Rabe family, his life in China and his contribution to Sino-German relations. (Xinhua/Zhang Chenlin)