Our company is a professional manufacturer of gypsum retarders with a history of over ten years. We have a full range of gypsum retarder products, and our independently developed amino acid gypsum retarder has reached the international first-class level. At the same time, we have alkali resistant amino acid gypsum retarder (which has a good retarding effect in gypsum mortar with added calcium hydroxide). We are one of the earliest protein gypsum retarder manufacturers in China and can provide you with the most cost-effective products.