2.5 times to 3 times the length.

100 good sea cucumbers can be soaked to 2.5 to 3 times the length. If dried sea cucumbers cannot reach 1.5 times the length under normal foaming conditions, then the quality of the sea cucumbers is very likely to be poor. There are quality problems, mainly referring to the addition of salt or sugar. Consumers are advised not to use this type of sea cucumber.

The meaning of sea cucumber is to prolong life and maintain good health. Sea cucumber is said to be the god of longevity and longevity. Sea cucumber contains more than 50 kinds of nutrients, with a protein content of more than 55% and more than 18 kinds of amino acids required by the human body, 8 of which are essential amino acids that cannot be synthesized by the human body, and the amino acid composition ratio is good.