1. Yield: According to relevant research and experimental results, the yield of Shuanghui 88 is higher than that of Hualong 866 under modern agricultural technology and cultivation methods. Shuanghui 88 is an excellent maize variety bred by Liaoning Academy of Agricultural Sciences. Under suitable climatic conditions, it has excellent yield per unit area and has become the mainstream cultivated variety in some areas.

2. Disease resistance: Hualong 866 has strong disease resistance to common corn diseases, such as corn mosaic, leaf spot and powdery mildew. This is one of the reasons why Hualong 866 is widely planted in many places.