Technical Patents


Utility model - refrigerant freezer

Utility model - refrigerant freezer

Utility model - Electronic expansion valve refrigeration system

Utility model - Electronic expansion valve refrigeration system

Invention Patent - Refrigerated Delivery Cabinet

Invention Patent - Refrigerated Delivery Cabinet

Dalian Patent Award Certificate - Refrigerated Delivery Cabinet (First Prize)

Dalian Patent Award Certificate - Refrigerated Delivery Cabinet (First Prize)

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