Abstract:‘Zhongtian No.7’ is a new F1 hybrid of fresh sweet corn (Zea may saccharate Sturt) derived from inbred line M39 and inbred line M102. It was registered in Guangxi province in 2020 and introduced in Guangdong province in 2021. The variety has high and stable yield. The average yield fresh ear was 10 846.5 kg/hm2. It shows high resistance to leaf blight and sheath blight, resistance to Southern leaf blight and rust, and strong lodging resistance, with good grain tenderness, thin pericarp and high sweetness. The total score of quality evaluation was 85.0. The variety was suitable for planting in spring and autumn in Guangdong and Guangxi province.