City view of China's Tianjin

A flower-shaped sculpture symbolizing friendship is pictured in Hexi District, north China's Tianjin, Aug. 25, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Sun Fanyue)

Banners marking the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 are pictured on a street in north China's Tianjin, Aug. 25, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Sun Fanyue)

A drone photo taken on Aug. 22, 2025 shows a night scene with a light installation marking the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 on the square behind the Tianjin Railway Station in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Zhao Zishuo)

An aerial drone photo taken on Aug. 22, 2025 shows a night view of the Tianjin Olympic Center Stadium in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Li Ran)

People enjoy the night view by the Haihe River in north China's Tianjin, Aug. 25, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Photo by Du Penghui/Xinhua)

This photo taken on Aug. 22, 2025 shows a light show in celebration of the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 at the square in front of the Tianjin Railway Station in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Sun Fanyue)

A drone photo taken on Aug. 22, 2025 shows light poles adorned with banners marking the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 in Binhai New Area, north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Zhao Zishuo)

A night scene with a light installation marking the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 is pictured on the square behind the Tianjin Railway Station, Aug. 22, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Li Ran)

People enjoy the night view in the rain by the Haihe River in north China's Tianjin, Aug. 24, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Zhao Zishuo)

An aerial drone photo taken on Aug. 22, 2025 shows a night view along the Haihe River in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Li Ran)

An aerial drone photo taken on Aug. 25, 2025 shows a light show along the Haihe River in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Photo by Du Penghui/Xinhua)

This photo shows a building adorned with a giant poster marking the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 in north China's Tianjin, Aug. 22, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Sun Fanyue)

An aerial drone photo taken on Aug. 25, 2025 shows a light show along the Haihe River in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Photo by Du Penghui/Xinhua)

A drone photo taken on Aug. 22, 2025 shows a light show in celebration of the upcoming Shanghai Cooperation Organization (SCO) Summit 2025 on the square behind the Tianjin Railway Station in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Zhao Zishuo)

People take boats to enjoy the night view on the Haihe River in north China's Tianjin, Aug. 25, 2025. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Photo by Du Penghui/Xinhua)

An aerial drone photo taken on Aug. 22, 2025 shows a night view along the Haihe River in north China's Tianjin. The SCO Summit 2025 will be held here from Aug. 31 to Sept. 1. (Xinhua/Li Ran)