China ranks first in geoduck farming scale. Geoduck is native to the North Pacific coast of Canada and the United States. The Shandong Provincial Institute of Marine Fisheries introduced seed clams in 1998 and achieved artificial breeding success the following year. From 1999 to 2002, it was cultivated in more than 10 coastal areas of Liaoning and Shandong for four consecutive years. units carried out breeding. , by 2003, China’s geoduck farming technology had matured.