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People visit the 2018 China Yunnan Vegetable Seeds Expo in Wuding County of Chuxiong Yi Autonomous Prefecture, southwest China's Yunnan Province, July 9, 2018. (Xinhua/Yang Zongyou)?
People visit the 2018 China Yunnan Vegetable Seeds Expo in Wuding County of Chuxiong Yi Autonomous Prefecture, southwest China's Yunnan Province, July 9, 2018. (Xinhua/Yang Zongyou)?