Subject: Deep black background, golden particles converging into a symmetrical wing shape, paired with golden powder and flowing light ribbons on the ground. Scene: High-end black and gold style award ceremony main visual poster scene. Style: Luxurious and grand style, integrating a sense of technology and solemn ritual. Color palette: Pure black as the base, gold as the main accent color, with a distinct black and gold premium texture. Lighting and shadow: Golden particles come with their own flowing light dynamic effect, golden powder and light ribbons shine transparently, with full light and shadow layers. Composition: Centrally symmetrical layout, wings positioned at the visual center, golden powder and light ribbons spread below, overall balanced and stretched. Usage: Suitable for text-free main visual promotional background images for medical beauty industry innovation forums and award ceremonies.