Guests are pictured during the fourth Cyber Security Summit (Tianjin) in Tianjin, north China, on Sept. 2, 2026. Themed "Jointly Building Cyber Security and Governing Cyberspace," the fourth Cyber Security Summit (Tianjin) kicked off here on Wednesday. (Xinhua/Sun Fanyue)

This photo taken on Sept. 2, 2026 shows a scene during the opening ceremony of the fourth Cyber Security Summit (Tianjin) in Tianjin, north China. Themed "Jointly Building Cyber Security and Governing Cyberspace," the fourth Cyber Security Summit (Tianjin) kicked off here on Wednesday. (Xinhua/Sun Fanyue)

This photo taken on Sept. 2, 2026 shows an exterior view of the venue for the fourth Cyber Security Summit (Tianjin) in Tianjin, north China. Themed "Jointly Building Cyber Security and Governing Cyberspace," the fourth Cyber Security Summit (Tianjin) kicked off here on Wednesday. (Xinhua/Sun Fanyue)

Guests talk during the fourth Cyber Security Summit (Tianjin) in Tianjin, north China, on Sept. 2, 2026. Themed "Jointly Building Cyber Security and Governing Cyberspace," the fourth Cyber Security Summit (Tianjin) kicked off here on Wednesday. (Xinhua/Sun Fanyue)