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This Nano Banana Guide case study shows how the prompt ‘A retro-style promotional poster emphasizing bold Chinese text. The background features a red-and-yellow radial burst pattern. In the center of the composition is a beautiful young woman illustrated in a refined vintage art style—she smiles warmly with a graceful, approachable presence. The poster advertises GPT’s latest AI image generation service with key slogans in Chinese, such as: “Shocking price: 9.9 per image”, “Supports all scenes, image blending, partial redrawing”, “3 revisions per image”, and “Direct AI output with no need for manual edits”. At the bottom, prominently display the call-to-action: “If you’re interested, click ‘I want this’ in the bottom-right corner”. Illustrate a hand pressing a button in the bottom-right, and place the OpenAI logo in the bottom-left. ’ becomes real results.
Retro Style Promotional Poster

Case Study Details
This Nano Banana Guide example demonstrates how the prompt ‘A retro-style promotional poster emphasizing bold Chinese text. The background features a red-and-yellow radial burst pattern. In the center of the composition is a beautiful young woman illustrated in a refined vintage art style—she smiles warmly with a graceful, approachable presence. The poster advertises GPT’s latest AI image generation service with key slogans in Chinese, such as: “Shocking price: 9.9 per image”, “Supports all scenes, image blending, partial redrawing”, “3 revisions per image”, and “Direct AI output with no need for manual edits”. At the bottom, prominently display the call-to-action: “If you’re interested, click ‘I want this’ in the bottom-right corner”. Illustrate a hand pressing a button in the bottom-right, and place the OpenAI logo in the bottom-left. ’ turns into a photorealistic or stylized image result.
Original Prompt
A retro-style promotional poster emphasizing bold Chinese text. The background features a red-and-yellow radial burst pattern. In the center of the composition is a beautiful young woman illustrated in a refined vintage art style—she smiles warmly with a graceful, approachable presence. The poster advertises GPT’s latest AI image generation service with key slogans in Chinese, such as: “Shocking price: 9.9 per image”, “Supports all scenes, image blending, partial redrawing”, “3 revisions per image”, and “Direct AI output with no need for manual edits”. At the bottom, prominently display the call-to-action: “If you’re interested, click ‘I want this’ in the bottom-right corner”. Illustrate a hand pressing a button in the bottom-right, and place the OpenAI logo in the bottom-left.