This aerial photo taken on June 28, 2023 shows the Yan'an Hi-Tech Industries Development Zone in Yan'an City, northwest China's Shaanxi Province. The towering Baota Mountain and rolling Yanhe River have witnessed the development of Yan'an, an old revolutionary base on the Loess Plateau of northwest China. These photos present the new cityscape of Yan'an in the occasion of the 102nd anniversary of the founding of the Communist Party of China (CPC). (Xinhua/Zhang Bowen)