PREVIEW
... ed into six types: sea, pond, well, soil, cliff, and sand. Namely - sea salt, pond salt, well salt, soil salt, cliff salt and rock salt. Large-scale mass production is naturally based on sea salt.
Then it is made by sun exposure method.
The general steps are to use tidal flats to open up salt fields, and then introduce seawater into the salt fields during natural high tides. After continuous exposure to the sun and wind, the seawater in the salt fields will continue to evapora ...
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