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Wu Huaqing shows jars he collected for making soy sauce at his company in Quanzhou, southeast China's Fujian Province, April 29, 2019. (Xinhua/Lai Jincai)
Wu Huaqing shows jars he collected for making soy sauce at his company in Quanzhou, southeast China's Fujian Province, April 29, 2019. (Xinhua/Lai Jincai)