A journalist asks questions during a press briefing of the Ministry of Ecology and Environment of China for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Zhang Xiaoyu)

Guo Fang (R, back), vice minister of the Ministry of Ecology and Environment of China, speaks during a press briefing of the ministry for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Zhang Xiaoyu)

Guo Fang (R, back), vice minister of the Ministry of Ecology and Environment, speaks during a press briefing of the ministry for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Zhang Xiaoyu)

Guo Fang (R, back), vice minister of the Ministry of Ecology and Environment of China, speaks during a press briefing of the ministry for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Zhang Xiaoyu)

Journalists work during a press briefing of the Ministry of Ecology and Environment of China for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Zhang Xiaoyu)

Journalists work during a press briefing of the Ministry of Ecology and Environment of China for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Dai Mingxuan)

Photojournalists and cameramen work during a press briefing of the Ministry of Ecology and Environment of China for the Shanghai Cooperation Organization (SCO) Summit 2025 on the cooperation on ecological and environmental issues of the SCO at Tianjin Meijiang Convention Center in north China's Tianjin, Aug. 30, 2025. The press briefing was held here by the media center of SCO Summit 2025 on Saturday. (Xinhua/Zhang Xiaoyu)