Used in refrigeration and freezing, drying and ventilation, heat pump air conditioning, fresh air purification and other fields

Used in refrigeration and freezing, drying and ventilation, heat pump air conditioning, fresh air purification and other fields

Used in refrigeration and freezing, drying and ventilation, heat pump air conditioning, fresh air purification and other fields

Used in refrigeration and freezing, drying and ventilation, heat pump air conditioning, fresh air purification and other fields

Used in refrigeration and freezing, drying and ventilation, heat pump air conditioning, fresh air purification and other fields

Used in refrigeration and freezing, drying and ventilation, heat pump air conditioning, fresh air purification and other fields