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						  Refrigerating unit R410A and R22 use differenceRefrigerating unit R410A and R22 use difference
 Freezing oil
 The types of refrigerating oil (lubricating oil) are roughly divided into mineral oil and syntheticREAD MOREdate:2023-04-13
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						  Central air conditioning to do the reason of water treatmentCentral air conditioning to do the reason of water treatment
 The central air conditioning system is divided into cooling part, freezing part, heat exchange partREAD MOREdate:2023-04-13
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						  Classification of central air conditioningClassification of central air conditioning
 According to the cooling method:
 1. air cooling: condenser adopts forced air convection for heat exchange, householdREAD MOREdate:2023-04-11
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						  How to select the refrigeration host?How to select the refrigeration host
 According to the building's air conditioning area and room function to calculate the air conditioning cooling load;
 StaREAD MOREdate:2023-04-10
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						  2023 China Refrigeration Exhibition2023 China Refrigeration Exhibition
 On April 7, the 34th International Refrigeration, Air conditioning, Heating, Ventilation and Food Refrigeration Processing EREAD MOREdate:2023-04-10
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						  Happy April Fool's DayREAD MOREdate:2023-04-01
