Since the advent of microwave ovens in the 1940s, microwave ovens have penetrated into people's daily lives. The use of microwave ovens to heat food with many advantages such as clean, fast and convenient. Therefore, more and more people have shown a recognized attitude towards the microwave food and using microwave ovens. Statistics show that in the United States, there is 90% proportion of households using microwave ovens. Even some city in China, where the economy is relatively backward, the market demand for microwave ovens is increasing rapidly year by year. The accelerating pace of today's life, the fast and convenient microwave food has become the hot sales food.