A man visits the 2025 World Olive Oil Exhibition in Madrid, Spain, March 11, 2025. The exhibition opened here on Tuesday, attracting exhibitors from over 40 countries and regions. (Photo: Xinhua)

People visit the 2025 World Olive Oil Exhibition in Madrid, Spain, March 11, 2025. The exhibition opened here on Tuesday, attracting exhibitors from over 40 countries and regions. (Photo: Xinhua)

An exhibitor displays a product during the 2025 World Olive Oil Exhibition in Madrid, Spain, March 11, 2025. The exhibition opened here on Tuesday, attracting exhibitors from over 40 countries and regions. (Photo: Xinhua)

People visit the 2025 World Olive Oil Exhibition in Madrid, Spain, March 11, 2025. The exhibition opened here on Tuesday, attracting exhibitors from over 40 countries and regions. (Photo: Xinhua)