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Photo taken on June 21, 2019 shows a flower at the Zhouji Green Expo Garden in Nantong, east China's Jiangsu Province. (Xinhua/Xu Congjun)
Photo taken on June 21, 2019 shows a flower at the Zhouji Green Expo Garden in Nantong, east China's Jiangsu Province. (Xinhua/Xu Congjun)