List of NTHS Expressways
The Primary NTHS Expressways (Chinese: 中国国家高速公路网主线) of China are numbered with one- or two-digit designations. Generally, one-digit routes radiate from Beijing, for two-digit routes, odd-numbered routes under 90 run north-south, with lower numbers in the east and higher numbers in the west; even-numbered routes under 90 run east-west, with lower numbers in the north and higher numbers in the south; while 9X routes are zonal beltways.
| National Trunk Highway System | |
|---|---|
 NTHS expressway marker | |
 NTHS expressway in China | |
| System information | |
| Formed | 13 January 2005 |
| Highway names | |
| NTHS: | GXX (green) |
| System links | |
| China National Highways | |
Their associated branch expressways are using four-digit designations, with the first two digits selected from this list, see the separate linked list for details.
In this list under Number column, the gray colored routes are not yet completed.
Primary NTHS Expressways
| Number | Name | Chinese Name | Origin | Terminus | Length | Formed | Notes |
|---|---|---|---|---|---|---|---|
 | Jingha Expressway | 京哈高速 | Beijing, BJ | Harbin, HL | 1,205 km (749 mi) | 2001 | |
 | Jinghu Expressway | 京沪高速 | Beijing, BJ | Shanghai, SH | 1,220 km (760 mi) | 2006 | |
 | Jingtai Expressway | 京台高速 | Beijing, BJ | Fuzhou, FJ (Taipei, TW) | 1,872 km (1,163 mi) | 2016 (mainland section only) | See also Political Status of Taiwan. A theoretical an unbuilt bridge/tunnel way connecting Pingtan, FJ with Taoyuan, TW. |
 | Jinggang'ao Expressway | 京港澳高速 | Beijing, BJ | Shenzhen, GD (Hong Kong, HK / Macau, MO) | 2,285 km (1,420 mi) | 2018 | Connects to road via Huanggang Port   See One country, two systems. See also Hong Kong Strategic Routes for the current HKSAR-maintained highway system, which uses a different numbering system. |
 | Jingkun Expressway | 京昆高速 | Beijing, BJ | Kunming, YN | 2,714 km (1,686 mi) | 2015 | |
 | Jingzang Expressway | 京藏高速 | Beijing, BJ | Golmud, QH (Lhasa, XZ) | 3,710 km (2,310 mi) | 2016 (except Golmud–Lhasa) | |
 | Jingxin Expressway | 京新高速 | Beijing, BJ | Ürümqi, XJ | 2,540 km (1,580 mi) | 2017 (except some sections in Beijing and Xinjiang, see notes) | In Beijing: section between Yuequan Road crossing and Jimen bridge was postponed to built due to Jingzhang intercity railway Qinghuayuan tunnel, and unclear when to start its construction; between Deshengkou tunnel and Laoyinzhuang junction, only southbound section is opened for freight transport; northbound section of this, and section between Laoyinzhuang and Yanqing East junctions, are also not built, and construction plans are stalled in favor of S3801 Jingli expressway. In Xinjiang: A new north section that run through some Kazakhs-living counties is required to conclude concurrency with G30, this section is completed between Shahuzi (in Mori) and Urumqi; and is under construction between Dayiming junction and Shahuzi, when completed, the old section Dayiming and Luotuoquanzi junctions will change to provincial level numbering. |
 | Suiman Expressway | 绥满高速 | Suifenhe, HL | Manzhouli, NM | 1,520 km (940 mi) | 2013 (except Hailar–Manzhouli) | Connects to A184 via Suifenhe Port  |
 | Heda Expressway | 鹤大高速 | Hegang, HL | Dalian, LN | 1,474 km (916 mi) | 2016 | |
 | Hunwu Expressway | 珲乌高速 | Hunchun, JL | Ulanhot, NM | 924 km (574 mi) | 2010 | Connects to roads via Quanhe Port  |
 | Shenhai Expressway | 沈海高速 | Shenyang, LN | Haikou, HI | 3,710 km (2,310 mi) | 2010 (except Dalian–Yantai and Xuwen–Haikou) | |
 | Danxi Expressway | 丹锡高速 | Dandong, LN | Xilinhot, NM | 960 km (600 mi) | 2017 (except Bairin Right–Hexigten banners in Chifeng) | |
 | Rongwu Expressway | 荣乌高速 | Rongcheng, SD | Wuhai, NM | 1,820 km (1,130 mi) | 2019 (except Wendeng–Weihai) | |
 | Qingyin Expressway | 青银高速 | Qingdao, SD | Yinchuan, NX | 1,511 km (939 mi) | 2008 | |
 | Qinglan Expressway | 青兰高速 | Qingdao, SD | Lanzhou, GS | 1,872 km (1,163 mi) | 2021 | |
 | Changshen Expressway | 长深高速 | Changchun, JL | Shenzhen, GD | 3,580 km (2,220 mi) | 2019 (except Zibo–Dongying and Jiande–Jinhua) | |
 | Lianhuo Expressway | 连霍高速 | Lianyungang, JS | Khorgas, XJ | 4,244 km (2,637 mi) | 2014 | Longest contiguous expressway in China. Connects to A353 via Khorgas Port  |
 | Jiguang Expressway | 济广高速 | Jinan, SD | Guangzhou, GD | 1,953 km (1,214 mi) | 2016 | |
 | Ningluo Expressway | 宁洛高速 | Nanjing, JS | Luoyang, HA | 755 km (469 mi) | 2006 | |
 | Hushaan Expressway | 沪陕高速 | Shanghai, SH | Xi'an, SN | 1,525 km (948 mi) | 2012 | |
 | Hurong Expressway | 沪蓉高速 | Shanghai, SH | Chengdu, SC | 1,981 km (1,231 mi) | 2014 | |
 | Daguang Expressway | 大广高速 | Daqing, HL | Guangzhou, GD | 3,435 km (2,134 mi) | 2015 | |
 | Huyu Expressway | 沪渝高速 | Shanghai, SH | Chongqing, CQ | 1,774 km (1,102 mi) | 2010 | |
 | Erguang Expressway | 二广高速 | Erenhot, NM | Guangzhou, GD | 2,699 km (1,677 mi) | 2016 (except Erenhot–Sonid Right Banner) | Connects to roads via Erenhot Port  |
 | Hangrui Expressway | 杭瑞高速 | Hangzhou, ZJ | Ruili, YN | 3,405 km (2,116 mi) | 2018 | Connects to MNH 3 via Ruili Port  |
 | Hubei Expressway | 呼北高速 | Hohhot, NM | Beihai, GX | 2,628 km (1,633 mi) | 2020 | Added in 71118 |
 | Hukun Expressway | 沪昆高速 | Shanghai, SH | Kunming, YN | 2,370 km (1,470 mi) | 2011 | |
 | Baomao Expressway | 包茂高速 | Baotou, NM | Maoming, GD | 3,130 km (1,940 mi) | 2017 | |
 | Yinbai Expressway | 银百高速 | Yinchuan, NX | Baise, GX | 2,570 km (1,600 mi) | 2030 | Added in 71118, connects to roads via Longbang Port  |
 | Fuyin Expressway | 福银高速 | Fuzhou, FJ | Yinchuan, NX | 2,485 km (1,544 mi) | 2011 | |
 | Quannan Expressway | 泉南高速 | Quanzhou, FJ | Nanning, GX | 1,488 km (925 mi) | 2013 | |
 | Lanhai Expressway | 兰海高速 | Lanzhou, GS | Haikou, HI | 2,570 km (1,600 mi) | 2019 (except Xuwen–Haikou) | |
 | Xiarong Expressway | 厦蓉高速 | Xiamen, FJ | Chengdu, SC | 2,207 km (1,371 mi) | 2017 | |
 | Shankun Expressway | 汕昆高速 | Shantou, GD | Kunming, YN | 1,710 km (1,060 mi) | 2019 | |
 | Guangkun Expressway | 广昆高速 | Guangzhou, GD | Kunming, YN | 1,610 km (1,000 mi) | 2012 | |
 | Yinkun Expressway | 银昆高速 | Yinchuan, NX | Kunming, YN | 838 km (521 mi) | 2030 | Expanded in 71118 (added Yinchuan-Chongqing section) |
Zonal Ring Expressways
| Number | Name | Chinese Name | Terminus | Length | Formed | Notes |
|---|---|---|---|---|---|---|
 | Central Liaoning Ring Expressway | 辽中环线高速 | Encircles central Liaoning area | 399 km (248 mi) | 2018 | Interconnects Tieling, Fushun, Benxi, Liaoyang, Liaozhong, Xinmin and Tieling. |
 | Hangzhou Bay Ring Expressway | 杭州湾环线高速 | Encircles Hangzhou Bay Area | 427 km (265 mi) | 2008 | Interconnects Shanghai, SH, Hangzhou and Ningbo. |
 | Chengyu Ring Expressway | 成渝环线高速 | Encircles Chengyu Metropolitan Region | 1,057 km (657 mi) | 2013 | Interconnects Chengdu, Mianyang, Suining, Chongqing, CQ, Hejiang, Luzhou, Yibin, Leshan, Yaan and Chengdu. |
 | Pearl River Delta Ring Expressway | 珠三角环线高速 | Encircles Guangdong-Hong Kong-Macau Greater Bay Area | 456 km (283 mi) | 2018 | Interconnects Shenzhen, Zhuhai, Zhongshan, Jiangmen, Foshan, Huadu, Zengcheng and Dongguan of Mainland China, and Hong Kong and Macau. |
 | Capital Area Loop Expressway | 首都环线高速 | Encircles Beijing Municipality | 1,000 km (620 mi) | 2018 (except Xinglong (Chengde)–Pinggu (Beijing)) | Added in 71118, interconnects Zhangjiakou, Zhuozhou, Langfang, Chengde of Hebei Province, and Daxing, Tongzhou and Pingu districts of Beijing. |
 | Hainan Island Ring Expressway | 海南环线高速 | Encircles Hainan Province | 612 km (380 mi) | 2012 | Interconnects Haikou, Qionghai, Sanya, Dongfang and Haikou. |
 |
Taiwan Ring Expressway | 台湾环线高速 | Encircles Taiwan Province | — | observed | See Political Status of Taiwan. See also Highway System in Taiwan for the current ROC-maintained Taiwan freeway system, which uses a different numbering system. |
References
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