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China State Railway Group Company, Limited. Chāngpíng North-Nánkǒu Liaison Line |
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| Name |
| Name | 七间房线路所 |
| English | Qījiānfáng Signal Box |
| Korean | 치졘팡 선로소 |
| Japanese | チージエンファンシエンルースオ 七間房線路所 |
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| Address | |
| 운영 | China State Railway Group Company, Limited. |
| 소유 | China Railway Běijīng Group Co., Ltd. |
| Map |
DMS | 40° 12′ 47.20″ N, 116° 9′ 59.85″ E  | | Decimal | 40.213110500, 116.166624000  |
| WKT | Point(116.16662400 40.21311050)  |
| UTM | 50T 429084 4451744  |
| Map | |
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