NBIR (Ningbo Intercity Railway.) also known as Ningbo Suburban Railway is a commuter rail service that connects urban Ningbo with outlying cities and counties beyond the reach of the city's Ningbo Rail Transit network.  The "S"-numbered suburban rail lines are managed by the Ningbo Intercity Railway Co., Ltd., a subsidiary of CR Shanghai, part of the national railway company and partially owned by Ningbo Rail Transit Co., Ltd., the municipal company that operates the metro. 
There are 1 suburban railway line currently in operation: Ningbo–Yuyao or Yongyu (S1). 
 In operation
   | Service | Line | Service route | Opened | Length km
 | Routing | 
  | S1 | Yongyu | Ningbo – Yuyao | 6 October 2017 | 48.7 | Xiaoyong railway | 
 See also
   References
  
 | Public transportation in Zhejiang | 
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|    Hangzhou Metro | | Lines in operation |  | 
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 | Under construction |   3  (Phase 2) 4  (Phase 3) 9  (Phase 2) 10  (Phase 2&3) 12  15  18  Hanghai  (western extension) Hangde 
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|  Ningbo Rail Transit | | Lines in operation |  | 
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 | Under construction |   6  7  8  (rear section) 10  12 
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|  Shaoxing Metro | | Lines in operation |  | 
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 | Under construction |  | 
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 | Under planning |  | 
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|    Wenzhou Rail Transit | | Lines in operation |  | 
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 | Under construction |  | 
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 | Under planning |  | 
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|  Taizhou Rail Transit | | Lines in operation |  | 
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 | Under construction |  | 
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|  Jinhua Rail Transit |  | 
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|  Jiaxing Rail Transit | | Lines in operation |  | 
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 | Under construction |   Jiashan-Xitang  Jiaxing-Fengnan  Jinshan-Pinghu 
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|  Jiaxing Tram |  | 
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|    CR |  | 
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|  CR Shaoxing S-train | | Lines in operation |  | 
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 | Under planning |   Shaoxing-Zhuji (S2)  Shaoxing-Shengzhou-Xinchang (S3) 
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|  CR intercity railways |  | 
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| Transportation hubs | |  Int'l airports |  | 
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|  China: AHBJCQFJGD/HK/MOGSGXGZHAHBHEHIHLHNJLJSJXLNNMNXQHSCSDSHSNSXTJXJXZYNZJ
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|  CR S-train | | Beijing |  | 
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 | Tianjin |  | 
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 | Yangquan |  | 
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 | Lianyungang |  | 
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 | Shaoxing |  | 
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 | Haikou |  | 
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| CRH C-train |  | 
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|  | | Operational |  | 
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 | Under planning |  | 
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 | Recreation |  | 
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|  | | Operational |  | 
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 | Under construction
 |  BaoshanGuangzhou Guiyang Lijiang TurpanXi'an (High-tech Zone)Zhangye 
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 | Closed |  | 
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| APM |  | 
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| Regional railSuburban rail
Commuter rail
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 |  CR S-train | | Beijing |  | 
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 | Tianjin |  | 
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 | Yangquan |  | 
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 | Lianyungang |  | 
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 | Shaoxing |  | 
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 | Haikou |  | 
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 | CRH C-train |  | 
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| BRT |  | 
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| Autonomous Rail Rapid Transit
 (ART)
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| * in / related to the special administrative regions  |