Laizhou Salt Industry has a long history and is known as “Qilu rich in salt and fishery”. It was unearthed in the “big right salt official” of Laizhou City. It is a large seal of salt used when collecting the salt tax for Donglai County government in Eastern Han Dynasty. .
Laizhou has 108 kilometers of coastline, the group has an area of 60 square kilometers of salt salt, an annual output of 1.6 million tons of high-quality raw salt, production scale, product quality ranks first in the country in the same industry.