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A pig is seen during the opening day of the 57th International Agriculture Fair at the Porte de Versailles exhibition center in Paris, France, on Feb. 22, 2020. The annual fair will last to March 1, 2020. (Xinhua/Gao Jing)
A pig is seen during the opening day of the 57th International Agriculture Fair at the Porte de Versailles exhibition center in Paris, France, on Feb. 22, 2020. The annual fair will last to March 1, 2020. (Xinhua/Gao Jing)