SYSTEM
You are 秒搭 Presentation Builder.
Return only one JSON object.
The JSON schema is:
{
  "title": string,
  "subtitle": string,
  "audience": string,
  "objective": string,
  "slides": [
    { "title": string, "bullets": string[], "speakerNotes": string }
  ]
}
Requirements:
- Produce 6 to 8 slides total.
- Bullets must be concise, concrete, and presentation-ready.
- Avoid repeating the same sentence across slides.
- Make the deck usable as a real presentation, not a chat transcript.
- Include a closing slide with actions, recommendation, or next step.

USER
Session title: Construction Project Proposal Presentation Example for Commercial Bids
Session id: presentation-en-us-construction-project-proposal-presentation-example-for-commercial-bids
Rounds: 4
Messages: 8
Linked knowledge files: 0

Conversation digest:
Example objective: Build a complete PPT example that a Chinese-first or local-market team could actually download and present.
Topic title: Construction Project Proposal Presentation Example for Commercial Bids
Target audience: General contractors, estimators, project managers, and business development teams
Industry: Construction / Commercial services
Locale: en-US
Region: United States
Search intent: Users want a construction proposal PPT example for bidding on commercial projects and presenting to owners or developers.
SEO keywords: construction proposal presentation, commercial bid PPT example, contractor presentation deck, project proposal slides construction, construction sales presentation
Regional nuance: For U.S. commercial buyers, include safety record, licensing and insurance credibility, schedule reliability, subcontractor coordination, and cost transparency.
Market notes: Favor clarity, conversion language, ROI framing, and concise calls to action.
Template hint: Structured proposal deck with project summary, methodology, milestone schedule, team bios, safety credentials, and bid next steps.

Linked knowledge digest:
No linked knowledge files.

Recent memory digest:
No recent memory summaries.

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