Energy-saving and consumption-reducing technology upgrade services customized for soda ash and joint-alkali production enterprises. Core transformation directions include: horizontal belt vacuum filter transformation (replacing traditional vacuum drum filter with self-developed technology, already included in the National Key Energy-Saving Technology Catalog), new energy-saving distillation system transformation, calcination system energy-saving optimization, carbonization and filtration system matching adjustment, distillation waste liquid treatment system upgrade, heavy ash fluidized bed drying system improvement, mother liquor balance control optimization, etc. Typical projects include: 150,000 t/a energy-saving distillation transformation (won industry design award), 1.2 million t/a filter soda system energy-saving transformation, 600,000 t/a new horizontal belt filter, 700,000 t/a vacuum belt filter soda technical transformation, 300,000 t/a calcination/filtration system transformation, 200,000 t/a distillation system transformation, 450,000 t/a CO2 emission reduction and joint-alkali energy conservation environmental protection technical transformation, etc. Senior experts can be arranged to visit overseas soda factories for on-site energy efficiency diagnosis and customized transformation solutions.