1, superior geographical location: Hainan is located on the coast of the South China Sea, with warm and humid climate and fresh water, which is very suitable for the growth of ornamental fish.

2. Great market demand: With the improvement of people's living standards, the demand for ornamental fish is increasing. Especially in Hainan, where the tourism industry is developing rapidly, the local cultured ornamental fish can be sold all over the country and exported to overseas markets.

3. Strong sustainability: Compared with traditional fishing methods, the cultivation methods of ornamental fish are more environmentally friendly and sustainable. At the same time, there are many kinds of ornamental fish, short feeding cycle and high yield, which can achieve good economic benefits.

4. Rich technical accumulation: Hainan ornamental fish breeding industry has formed a certain scale and experience, and has a strong technical accumulation in seedling raising, breeding and transportation, and also has great advantages in expanding production capacity, improving breeding efficiency and reducing costs.