White jade isinglass is the fat of a species of fish called yellow croaker in the family Totoidae. This fish can be classified as a coastal farmed fish based on the pronunciation of its fat. This fish is mainly distributed in the waters of China, North Korea and Japan, and is also produced overseas in Indonesia, Vietnam and Thailand.

White jade gum is actually a dried fish bladder product from mangroves, also known as pangasius, which is distributed in Cambodia, Laos, Thailand, Vietnam and other places. In foreign countries, they are mostly synthesized and processed into the shape of yellow flower rubber tubes. After entering the domestic market, they are collectively called Bazaar rubber. Because Bazaar Glue has a bad reputation in the market,