{
  "contentStorage": "postgres",
  "title": "Line 3 (Beijing Subway)",
  "description": "Line 3 (Beijing Subway) is a metro line, opened on 15 December 2024, 14.7 km long, with 10 stations.",
  "url": "/en/concepts/beijing-metro-line-3.html",
  "entity": {
    "customFields": [
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        "key": "line_opened",
        "value": "15 December 2024"
      },
      {
        "key": "line_length",
        "value": "14.7 km"
      },
      {
        "key": "line_stations",
        "value": "10"
      },
      {
        "key": "line_structure",
        "value": "underground"
      },
      {
        "key": "line_max_speed",
        "value": "80 km/h"
      },
      {
        "key": "line_status",
        "value": "In operation"
      }
    ],
    "id": "concept_beijing_metro_line_3",
    "type": "concept",
    "title": "Line 3 (Beijing Subway)",
    "slug": "beijing-metro-line-3",
    "aliases": [
      "北京地铁3号线"
    ],
    "summary": "Line 3 (Beijing Subway) is a metro line, opened on 15 December 2024, 14.7 km long, with 10 stations.",
    "status": "published",
    "categories": [
      "category-transit"
    ],
    "tags": [
      "tag-metro"
    ],
    "sources": [
      {
        "id": "cptond",
        "title": "CPTOND-2025 — Wang, Liang 等 (CC BY 4.0)",
        "url": "https://doi.org/10.6084/m9.figshare.29377427.v2",
        "locator": "Beijing/beijing_metro_routes.shp; DBF rows 9,27; status=1"
      },
      {
        "id": "operator-review",
        "title": "Beijing Subway — Wikipedia",
        "url": "https://en.wikipedia.org/wiki/Beijing_Subway",
        "locator": "Operators / Operation and current lines table; operator identity review only, not station coverage. Retrieved 2026-10-24; CC BY-SA 4.0; original Chinese factual summary."
      },
      {
        "id": "wikidata",
        "title": "Wikidata Q6553113",
        "url": "https://www.wikidata.org/wiki/Q6553113"
      },
      {
        "id": "zhwiki",
        "title": "北京地铁3号线（维基百科）",
        "url": "https://zh.wikipedia.org/wiki/%E5%8C%97%E4%BA%AC%E5%9C%B0%E9%93%813%E5%8F%B7%E7%BA%BF",
        "locator": "信息框"
      }
    ],
    "createdAt": "2026-10-25",
    "updatedAt": "2026-10-25",
    "revision": 1,
    "body": "## Overview\n\nLine 3 (Beijing Subway) is a metro line, opened on 15 December 2024[^zhwiki], 14.7 km long[^zhwiki], with 10 stations[^zhwiki].",
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    "lang": "en",
    "availableLangs": [
      "zh",
      "en"
    ],
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      "slug": "metro",
      "name": "地铁",
      "description": "中国城市地铁线路、车站与运营机构。",
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      "fromUrl": "/en/organizations/beijing-subway.html",
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    },
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}