Ktt could provide the complete set of sulphate of potash productionl ine engineering services covers every stage. Chemical advantage 1. Optimized the structure of the reacting furnace witch increased the service time of the furnace. 2. Waste recovery system to recycle hydrochloride acid (hcl) and meet environment requirements 3. Adjusted original hcl absorption system, improved on the quality of the final product. 4. Improved the flue design in the furnace which can make full use of energy and save energy consumption. 5. Used plc automatic control system to control manufacturing the products, adjust the ratio of feedstock, and saved the labor cost.