Where is the origin of Haodangjia sea cucumber?

Weihai City, Shandong Province. According to official website's inquiry, Shandong Haodangjia Ocean Development Co., Ltd. learned that this company is an enterprise integrating offshore fishing, aquaculture, food processing and other industries, and the origin of Haodangjia sea cucumber is Weihai City, Shandong Province. Sea cucumber belongs to the class Holothuria, which is a kind of marine echinoderm living at the seaside below 8000 meters.