The White Flower Fish is an expensive species of fish, and the most expensive part of it was not the meat, but its swim bladder, also known as its fish maw.
The White Flower Fish's swim bladder was also sometimes called flower maws, and were considered an extremely expensive item.
Flower maws are famous in China; alongside abalone, Sea Cucumbers, and shark fins, the swim bladder are one of the four famous Chinese supplements.
Flower maws are extremely nutritious and contain a lot of colloid and protein. They are good for feminine health, good for the kidney, good for male virility, and helped improve healthy problems in the lung and kidney, and was also considered a cure for anemia. They are extremely helpful in relieving fatigue and helping surgical patients recover from their wounds.