Salt from a thousand metres down
Shenhai well was drilled in 1835 to a depth of 1,001 metres. Its wooden derrick and boiling pans are still working.
Zigong grew on brine and natural gas. Its wells, boiling houses and lantern workshops are three parts of the same industrial culture.
Shenhai well was drilled in 1835 to a depth of 1,001 metres. Its wooden derrick and boiling pans are still working.