As a major energy consumer in automobile manufacturing,the painting workshop consumcs more than 50%of the power of the four major processes and is the main source of natural gas consumption.The oven is the main energy consumption equipment in the painting workshop.Therefore,it is of great guiding significance for energy saving and environmental protection to study the intelligent fine technology of oven.The smart oven,also known as Eco-Smart VEC,saves electricity and natural gas under the condition of meeting the process baking window.In this paper,the structure and principle of the oven were studied,and the application of the intelligent oven was analyzed and discussed from the angle of energy saving.