At present, inorganic coatings are returning to the mainstream coating product category in the market, and the history of coatings can be said to be the history of inorganic mineral coatings for most of the period. It was only after the 1950s and 1960s that organic coatings emerged. Thousands of years ago, people mixed colored mineral powder with animal blood and plant slurry, and the physics of painting belonged to the early inorganic mineral paint.