Laoshan Sea Cucumber

Laoshan Sea Cucumber

　　Laoshan Sea Cucumber is a specialty of Laoshan District, Qingdao City, Shandong Province. The suitable water temperature and excellent water quality of the Laoshan sea area endow the Laoshan Sea Cucumber with thick body walls and large, numerous spines. Warm in nature and sweet in taste, Laoshan Sea Cucumber nourishes kidney yin, treats diarrhea and ulcers, and can enhance immunity with long-term consumption, making it a precious tonic.

　　The Zequn Sea Cucumber Farming Base is located in Laoshan Bay, between 120°24′ and 120°42′ east longitude, with an 87.3-kilometer coastline. It lies within the mid-latitude warm temperate monsoon climate zone, enjoying abundant light resources, relatively rich thermal resources, ample precipitation, a mild and moist climate, and distinct four seasons. The average annual sunshine duration is 2,503.3 hours. The mean annual temperature is 12.1°C, with an average monthly relative humidity of 72%. The excellent geographical environment ensures calm seas and abundant seaweed in Laoshan Bay. The bay features fertile marine organic matter and unique seabed geological layers, with water temperatures ranging from 3°C to 21°C and salinity mostly between 26–28‰, making it one of the most suitable sea areas for sea cucumber growth. Sea cucumbers produced in Laoshan Bay are large, have thick skins, soft and glutinous flesh, and high medicinal and dietary supplement value. The area is also abundant in premium specialties such as prawns, sea cucumbers, abalones, scallops, stone flower algae, and Laoshan tea.