Jason gypsum based self leveling uses high-purity desulfurization gypsum, combined with lightweight aggregates and polymer additives to refine. This product is packaged as dry powder, and can be applied by adding water and mixing according to technical requirements. It does not contain formaldehyde. It has the characteristics of lightweight environmental protection, high flatness, rapid setting and early strength, less prone to hollowing and cracking, no need for maintenance, and simple and easy construction. It effectively replaces traditional cement mortar for better leveling construction of floors.