Baosteel Group ordered two HBY-26a closed cross flow cooling towers for cooling vacuum furnaces in 2016. The solution uses integrated cooling of pump station, and the whole cooling system is quite complicated. Jiangsu huatal dispatched excellent engineers to complete the adjustments in the shortest time. This project was successfully accepted in April 2017, which accumulated a lot of experiences for Jiangsu Huatal in the design of water cooling system.