<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <!-- Campaign A–D + core conversion (priority rebuilt 2026-10-08) -->
  <url><loc>https://www.langhuiai.com/</loc><lastmod>2026-10-08</lastmod><changefreq>daily</changefreq><priority>1.0</priority></url>
  <url><loc>https://www.langhuiai.com/solutions.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.95</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssets.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.95</priority></url>
  <url><loc>https://www.langhuiai.com/annotation-platform.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.95</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/ai-coding-datasets.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.95</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/medical-health.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.95</priority></url>
  <url><loc>https://www.langhuiai.com/quality-delivery.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.9</priority></url>
  <url><loc>https://www.langhuiai.com/Contact.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.9</priority></url>
  <url><loc>https://www.langhuiai.com/About.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.85</priority></url>
  <url><loc>https://www.langhuiai.com/News.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.85</priority></url>
  <url><loc>https://www.langhuiai.com/expert.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/capture-hardware.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.85</priority></url>

  <!-- Campaign checklists -->
  <url><loc>https://www.langhuiai.com/news/campaign-checklists-2026/</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/news/campaign-checklists-2026/medical-annotation-buyer.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/news/campaign-checklists-2026/posttrain-sow-acceptance.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/medical-imaging-training.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Research / method hubs -->
  <url><loc>https://www.langhuiai.com/news/annotation-research-2026/</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.85</priority></url>
  <url><loc>https://www.langhuiai.com/news/insurance-ai-goals-2026/</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/news/medical-annotation-matrix-2026/how-to-choose-medical-annotation-platform-7-checklist.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/news/medical-annotation-matrix-2026/crowdsourcing-vs-professional-medical-annotation-2026.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/news/medical-annotation-matrix-2026/dicom-annotation-platform-capability-checklist.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/news/medical-annotation-matrix-2026/on-prem-medical-annotation-desensitization-closed-loop.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- DataAssetsAPI hubs -->
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/agent-benchmarks.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/deep-research-annotation.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/ai-security.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/legal.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://www.langhuiai.com/DataAssetsAPI/finance.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- EN mirrors (AI / international) -->
  <url><loc>https://www.langhuiai.com/en/</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.85</priority></url>
  <url><loc>https://www.langhuiai.com/en/solutions.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/en/DataAssets.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/en/annotation-platform.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/en/DataAssetsAPI/ai-coding-datasets.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/en/DataAssetsAPI/medical-health.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.8</priority></url>
  <url><loc>https://www.langhuiai.com/en/quality-delivery.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/en/Contact.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/en/News.html</loc><lastmod>2026-10-08</lastmod><changefreq>weekly</changefreq><priority>0.75</priority></url>
  <url><loc>https://www.langhuiai.com/en/About.html</loc><lastmod>2026-10-08</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Legal -->
  <url><loc>https://www.langhuiai.com/privacy.html</loc><lastmod>2026-10-08</lastmod><changefreq>yearly</changefreq><priority>0.3</priority></url>
  <url><loc>https://www.langhuiai.com/terms.html</loc><lastmod>2026-10-08</lastmod><changefreq>yearly</changefreq><priority>0.3</priority></url>
</urlset>
