A.Refrigeration: Used as condenser and evaporator.
B. HVAC: Intermediate heat exchangers used with boilers, middle heat exchangers in high-rise buildings, etc.
C. Chemical industry: soda industry, synthetic ammonia, alcohol fermentation, resin synthesis cooling, etc.
D. Metallurgical industry: aluminate mother liquor heating or cooling, steel-making process cooling, etc.
E. Machinery industry: various quenching fluid cooling, reducer lubricant cooling, etc.
F. Power industry: high voltage transformer oil cooling, generator bearing oil cooling, etc.
G. Paper industry: heat recovery of bleaching process, heating of washing pulp, etc.
H. Textile industry: Viscose silk alkali water solution cooling, boiling nitrocellulose cooling, etc.
I. Food industry: fruit juice sterilization and cooling, animal and vegetable oil heating and cooling, etc.
J. Oil technology: soap-based atmospheric drying, heating or cooling various process liquids.
K. Centralized heating: heating the waste heat area of the thermal power plant and heating the bathing water.
Other: oil, medicine, ships, desalination, geothermal and solar energy.