{ "contentStorage": "postgres", "title": "Yucheng District · Relations", "description": "Yucheng District is a district in Ya'an, Sichuan, with administrative division code 511802.", "url": "/en/places/yucheng-511802/relation.html", "entity": { "id": "place_cn_511802", "type": "place", "title": "Yucheng District", "slug": "yucheng-511802", "aliases": [ "雨城区" ], "summary": "Yucheng District is a district in Ya'an, Sichuan, with administrative division code 511802.", "status": "published", "categories": [ "category-geography" ], "tags": [ "tag-admin-division" ], "sources": [ { "id": "mca2023", "title": "2023年中华人民共和国县以上行政区划代码（民政部）", "url": "https://www.mca.gov.cn/mzsj/xzqh/2023/202301xzqh.html", "locator": "代码 511802 雨城区" }, { "id": "wikidata", "title": "Wikidata Q589493", "url": "https://www.wikidata.org/wiki/Q589493" }, { "id": "enwiki", "title": "Yucheng District (Wikipedia)", "url": "https://en.wikipedia.org/wiki/Yucheng,_Ya%27an" }, { "id": "zhwiki", "title": "雨城区（维基百科）", "url": "https://zh.wikipedia.org/wiki/%E9%9B%A8%E5%9F%8E%E5%8C%BA" } ], "createdAt": "2026-10-25", "updatedAt": "2026-10-25", "revision": 1, "body": "## Administrative status\n\nYucheng District is part of [[place_cn_511800|Ya'an]] (prefecture-level city)[^mca2023].\n\n## Basic facts\n\n- Administrative division code: 511802[^mca2023]\n- Area: 1,062.53 km²[^wikidata]\n- Population: 368,909 (2020)[^wikidata]\n\n## History\n\n- From 9 September 1983: named “雅安市”, until 13 June 2000[^wikidata].", "url": "/places/yucheng-511802.html", "lang": "en", "availableLangs": [ "zh", "en" ], "disambiguation": "Ya'an, Sichuan", "placeKind": "district", "coordinates": { "latitude": 30.00795, "longitude": 103.0311 }, "adminArea": "People's Republic of China · Sichuan · Ya'an · Yucheng District" }, "entities": null, "relations": [ { "id": "relation_cnadmin_511802_in_511800", "fromId": "place_cn_511802", "relationType": "located_in", "toId": "place_cn_511800", "note": "依据民政部2023年县以上行政区划代码的隶属层级。", "sourceRefs": 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