Compared with ordinary cement, low -carbon gel materials represented by geological polymer cement have better mechanical properties and durability performance, and there are many advantages in raw materials, production energy consumption, carbon emissions and other aspects. CHAENG (Xinxiang Great Wall)  has continuously optimized the vertical roller mill  process. At present, it has provided a number of customers such as Ningxia and Shanxi with the application solution of solid waste treatment gel materials to be recognized by customers.