1, Growing Sea Area: The sea cucumbers in Dalian and Shandong grow in different sea areas, and the water temperature and environmental conditions are different, which leads to differences in the quality and taste of sea cucumbers and affects the price.

2. Quality difference: Due to the different growth environment, Dalian sea cucumber is of high quality, delicious taste and high price because it grows in the cold sea area. Shandong sea cucumber grows in warm waters, with relatively low quality and low price.

3. Growth cycle: The growth cycle of sea cucumber is different, and the price of sea cucumber with longer growth cycle is higher, because it takes longer time and resources to breed and cultivate.