Brine Extraction Process

June 11 2014 Xigong On blindness prevention trips the host town typically organizes something to let us see some of the interesting parts of the area.Xigong is known historically for its salt production process renowned as Salt City for its brine extraction techniques. In ancient China salt was regarded as the energy for body and valued higher even than gold. A tributary to the Yangtze River

Source: http://www.travelblog.org/Asia/China/Sichuan/Zigong/blog-845114.html

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