China's largest salt producer starts spring harvest

Aerial photo shows the sea salt piling up at the Changlu Hangu Salt Farm in north China's Tianjin, March 25, 2019. The spring harvest will end at the end of May with an estimated production of 220,000 tons of salt. With a history of more than one thousand years, Changlu Hangu Salt Farm now is the largest salt production base in China. It produces around 3 million tons of salt every year. [Photo: IC]