What does the black gold dragon and phoenix koi mean?

Wealth, good luck, and successful career.

Koi is a high-quality and high-taste ornamental fish, known as "good luck fish", "feng shui fish", "living gem in water" and "king of ornamental fish". Koi is also known as "rich fish" and "noble fish" because of its gorgeous colors, like peonies in the water.

Koi is regarded as a symbol of peace and friendship. It not only brings people beautiful enjoyment, but also implies good luck, joy, prosperity and happiness, so it is deeply loved by people.