Shot in the city of Shanghai, China. The poster was hung on the wall of the antique shop. The man in the poster is Mao Zedong, one of the founders of Chinese Communist Party. His portrait is also hung at the Tiananmen of the Forbidden City. The shop also sold 'Quotations from Chairman Mao Zedong'.
By the way, It was shanghai where the constitutive convention of Chinese Communist Party was held.