Workers harvest salt at salt field in Binzhou, east China's Shandong

A worker operates on a salt pile in a salt field at Binhai Township, Zhanhua District, Binzhou City of east China's Shandong Province, on May 18, 2021.

Aerial photo taken on May 18, 2021 shows workers harvesting salt in a salt field at Binhai Township, Zhanhua District, Binzhou City of east China's Shandong Province.

Aerial photo taken on May 18, 2021 shows the salt ponds at Binhai Township, Zhanhua District, Binzhou City of east China's Shandong Province. 

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