The SEINE tool is a promising video generation tool that addresses the challenge of converting short videos into long ones. It supports video transition generation and image-to-video conversion, enhancing the user's creative experience. Compared to traditional tools, SEINE demonstrates unique advantages in handling long videos, maintaining smoothness and high quality. The tool also offers creative transition effects and image-to-video animation features, making it widely applicable. SEINE ensures the quality of generated videos through evaluation criteria, making it suitable for both individual and commercial users.