(250831) -- YINCHUAN, Aug. 31, 2025 (Xinhua) -- This photo taken on Aug. 28, 2025 shows a scene at the China-Arab States Economy, Trade and Investment Matchmaking during the 7th China-Arab States Expo in Yinchuan, northwest China's Ningxia Hui Autonomous Region. The expo, held here from August 28 to 31, has arranged over 40 investment promotion events that focused on pragmatic economic and trade cooperation, and led to 331 cooperation documents. (Xinhua/Yang Zhisen)