{ "contentStorage": "postgres", "title": "Line 4 (Shanghai Metro) · Relations", "description": "Line 4 (Shanghai Metro) is a loop metro line, opened on 31 December 2005, 22.032 km long, with 17 stations.", "url": "/en/concepts/shanghai-metro-line-4/relation.html", "entity": { "customFields": [ { "key": "line_opened", "value": "31 December 2005" }, { "key": "line_last_extension", "value": "29 December 2007" }, { "key": "line_length", "value": "22.032 km" }, { "key": "line_stations", "value": "17" }, { "key": "line_termini", "value": "Loop" }, { "key": "line_structure", "value": "underground, at grade, elevated" }, { "key": "line_max_speed", "value": "80 km/h" }, { "key": "line_status", "value": "In operation" } ], "id": "concept_shanghai_metro_line_4", "type": "concept", "title": "Line 4 (Shanghai Metro)", "slug": "shanghai-metro-line-4", "aliases": [ "上海地铁4号线" ], "summary": "Line 4 (Shanghai Metro) is a loop metro line, opened on 31 December 2005, 22.032 km long, with 17 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": "Shanghai/shanghai_metro_routes.shp; DBF rows 38,56; status=1" }, { "id": "operation-companies", "title": "Shentong Metro Group — Wikipedia", "url": "https://en.wikipedia.org/wiki/Shentong_Metro_Group#Operation_companies", "locator": "Operation company / Chinese name / Metro lines table; CC BY-SA 4.0, retrieved 2026-10-24." }, { "id": "operator-review", "title": "Shanghai Metro — Wikipedia", "url": "https://en.wikipedia.org/wiki/Shanghai_Metro", "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 Q1326504", "url": "https://www.wikidata.org/wiki/Q1326504" }, { "id": "zhwiki", "title": "上海地铁4号线（维基百科）", "url": "https://zh.wikipedia.org/wiki/%E4%B8%8A%E6%B5%B7%E8%BD%A8%E9%81%93%E4%BA%A4%E9%80%9A4%E5%8F%B7%E7%BA%BF", "locator": "信息框" } ], "createdAt": "2026-10-25", "updatedAt": "2026-10-25", "revision": 3, "body": "## Overview\n\nLine 4 (Shanghai Metro) is a loop metro line, opened on 31 December 2005[^zhwiki], 22.032 km long[^zhwiki], with 17 stations[^zhwiki].\n\n## Stations\n\n26 stations in line order (loop)[^wikidata]:\n\n- [[place_shanghai_xizangnanlu|South Xizang Road station]]\n- [[place_shanghai_nanpudaqiao|Nanpu Bridge station]]\n- [[place_shanghai_tangqiao|Tangqiao station]]\n- [[place_shanghai_lancunlu|Lancun Road station]]\n- [[place_shanghai_xiangchenglu|Xiangcheng Road station]]\n- [[place_shanghai_shijidadao|Century Avenue Station]]\n- [[place_shanghai_pudongdadao|Pudong Avenue station]]\n- [[place_shanghai_yangshupulu|Yangshupu Road station]]\n- [[place_shanghai_dalianlu|Dalian Road station]]\n- [[place_shanghai_linpinglu|Linping Road station]]\n- [[place_shanghai_hailunlu|Hailun Road station]]\n- [[place_shanghai_baoshanlu|Baoshan Road station]]\n- Shanghai Railway Station station\n- [[place_shanghai_zhongtanlu|Zhongtan Road station]]\n- [[place_shanghai_zhenpinglu|Zhenping Road station]]\n- [[place_shanghai_caoyanglu|Caoyang Road station]]\n- [[place_shanghai_jinshajianglu|Jinshajiang Road station]]\n- [[place_shanghai_zhongshangongyuan|Zhongshan Park Station]]\n- [[place_shanghai_yananxilu|West Yan'an Road station]]\n- [[place_shanghai_hongqiaolu|Hongqiao Road station]]\n- [[place_shanghai_yishanlu|Yishan Road station]]\n- [[place_shanghai_shanghaitiyuguan|Shanghai Indoor Stadium station]]\n- [[place_shanghai_shanghaitiyuchang|Shanghai Stadium Station]]\n- [[place_shanghai_donganlu|Dong'an Road station]]\n- [[place_shanghai_damuqiaolu|Damuqiao Road station]]\n- [[place_shanghai_lubanlu|Luban Road station]]", "url": "/concepts/shanghai-metro-line-4.html", "lang": "en", "availableLangs": [ "zh", "en" ], "conceptKind": "metro_line" }, "entities": null, "relations": [ { "id": "relation_metro_0539f7cf6afafbf993f6b863", "fromId": "concept_shanghai_metro_line_4", "relationType": "stops_at", "toId": "place_shanghai_shanghaitiyuchang", "sourceRefs": [ { "entityId": "concept_shanghai_metro_line_4", "sourceId": "cptond" } ], "label": "Stops at", "targetId": "place_shanghai_shanghaitiyuchang", "targetTitle": "Shanghai Stadium Station", "targetUrl": "/en/places/shanghai-shanghaitiyuchang.html", "incoming": false }, { "id": "relation_metro_0d6fdffcd95cda4225053a13", "fromId": "concept_shanghai_metro_line_4", "relationType": "run_by", "toId": "organization_shanghai_subway", "sourceRefs": [ { "entityId": "concept_shanghai_metro_line_4", "sourceId": "operation-companies" } ], "label": "Operated by", 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