Main subject: Red streamers related to the Founding Day theme, golden Party emblem, soldier silhouette. Scene: The Great Wall winding among mountains, covered in hazy mist, ink-wash style distant mountains. Style: Combining Chinese artistic conception style with solemn Party building propaganda style. Color scheme: Mainly warm yellow and deep red, matched with soft colors of light yellow and off-white. Lighting: Overall bright and warm atmosphere, with soft halo effect, golden light spots embellished in some areas. Composition: Vertical portrait orientation, elements arranged from top to bottom in sequence: flying birds, distant Great Wall and mountains, red streamers and Party emblem, soldier silhouette, smooth and extended lines, no text. Purpose: For Founding Day theme promotional poster.