1. Aesthetic function: As a natural and beautiful gem, undersea jade is widely used in art and decoration because of its bright color and high gloss. Whether it's jewelry making or artwork creation, undersea jade can add unique visual effect and aesthetic value to the works.

2. Commercial function: Because of its rarity and beauty, undersea jade is very popular in the commercial market, and its price is higher. Therefore, it has also become one of the important commodities and has been used in the fields of trade and investment.

3. Ecological protection: Seabed jade is produced in the deep sea, so it is difficult to mine and obtain it. It is also a natural resource, and over-exploitation will have an impact on the environment. Therefore, the protection and management of seabed topaz is also very important to ensure its protection and utilization in the future sustainable development.