| Competition: | China League One |
| Season: | 2015 |
| Winners: | Yanbian Changbaishan |
| Promoted: | Yanbian Changbaishan Hebei Zhongji |
| Relegated: | Beijing BIT Jiangxi Liansheng |
| Matches: | 240 |
| Total Goals: | 623 |
| League Topscorer: |  Ha Tae-kyun(26 goals) |
| Biggest Home Win: | Wuhan Zall 6–0 Shenzhen F.C. (May 31st, 2015) (6 goals) |
| Biggest Away Win: | Qingdao Jonoon 1–5 Guizhou Zhicheng (Jun. 6th, 2015) (4 goals) |
| Highest Scoring: | Hebei Zhongji 6–1 Qingdao Hainiu (Jul. 26th, 2015) Yanbian Changbaishan 6–1 Xinjiang Tianshan Leopard (Aug. 8th, 2015) Beijing BIT 3–4 Hebei Zhongji (Sep. 5th, 2015) (7 goals) |
| Longest Wins: | Hebei Zhongji (8 matches) |
| Longest Unbeaten: | Yanbian Changbaishan (21 matches) |
| Longest Winless: | Tianjin Songjiang (10 matches) |
| Longest Losses: | Jiangxi Liansheng Tianjin Songjiang Dalian Aerbin Beijing BIT Qingdao Jonoon (4 matches) |
| Highest Attendance: | 42,591 Dalian Aerbin 1−1 Yanbian Changbaishan (Sep. 19th, 2015) |
| Lowest Attendance: | 741 Xinjiang Tianshan Leopard 2−2 Qingdao Hainiu (Sep. 14th, 2015) |
| Average Attendance: | 8,859 |
| Prevseason: | 2014 |
| Nextseason: | 2016 |
The 2015 China League One[1] is the 12th season of the China League One, the second tier of the Chinese football league pyramid, since its establishment in 2004. The league title sponsor is 58.com.[2]
A total of 16 teams will contest the league, including 11 sides from the 2014 season, two relegated from the 2014 Chinese Super League and three promoted from the 2014 China League Two.
Teams relegated from 2014 Chinese Super League
Teams promoted from 2014 China League Two
Teams promoted to 2015 Chinese Super League
Dissolved entries
Teams relegated to 2015 China League Two and Dissolved entries
| Club | Outgoing manager | Date of vacancy | Incoming manager | Date of appointment |
|---|---|---|---|---|
| Tianjin Songjiang |  Manuel Cajuda | 6 November 2014[7] |  Dražen Besek | 15 December 2014 [8] |
| Hunan Billows |  Huang Cheng | 27 November 2014 | 27 November 2014 [9] | |
| Yanbian Changbaishan | Gao Zhongxun | 5 December 2014 | Park Tae-ha | 5 December 2014 [10] |
 Yasuharu Kurata | 31 December 2014 [11] |  Mikael Stahre | 5 January 2015 [12] | |
 Alejandro Larrea | 31 December 2014 |  Radomir Antić | 27 January 2015 [13] | |
| Guizhou Zhicheng | Zhang Jun | 31 December 2014 [14] | Chen Mao | 29 January 2015 [15] |
| Harbin Yiteng | Marijo Tot | 31 December 2014 | Duan Xin (caretaker) | 31 December 2014 |
| Beijing Enterprises Group | Goran Tomić | 12 January 2015 | Aleksandar Stanojević | 12 January 2015 [16] |
| Li Xiao | 26 February 2015 [17] | Huang Yan | 9 March 2015 [18] | |
| Shenzhen F.C. | 12 April 2015 [19] | Lee Lim-saeng | 12 April 2015 | |
| Hunan Billows | 2 May 2015 | Zhang Xu (caretaker) | 2 May 2015 [20] | |
| Tianjin Songjiang | Dražen Besek | 6 May 2015 | Sun Jianjun (caretaker) | 6 May 2015 [21] |
| Tianjin Songjiang | Sun Jianjun (caretaker) | 12 May 2015 | Goran Tomić | 12 May 2015 [22] |
| Harbin Yiteng | Duan Xin (caretaker) | 5 June 2015 [23] | Gai Zengjun (caretaker) | 5 June 2015 |
| Harbin Yiteng | Gai Zengjun (caretaker) | 17 June 2015 [24] | 17 June 2015 | |
| Huang Yan | 8 July 2015 [25] | Sun Wei | 8 July 2015 | |
| Zheng Bin | 15 July 2015 [26] | Zheng Xiong | 15 July 2015 | |
| Qingdao Hainiu | Su Maozhen | 28 July 2015 [27] | Sun Xinbo (caretaker) | 28 July 2015 |
| Hunan Billows | Zhang Xu (caretaker) | 6 August 2015 | Žikica Tasevski | 6 August 2015 [28] |
| 18 August 2015 [29] | Li Tie | 18 August 2015 | ||
| Shenzhen F.C. | Lee Lim-saeng | 28 August 2015 [30] |  Li Haiqiang (caretaker) | 28 August 2015 |
 Tomaž Kavčič | 5 October 2015 [31] | Dragan Stančić (caretaker) | 5 October 2015 | |
Restricting the number of foreign players strictly to three per CL1 team.A team could use three foreign players on the field each game. Outfield players came from Hong Kong, Macau and Chinese Taipei were deemed as native players (doesn't count on the foreign player slot) in CL1.
Hong Kong/Macau/Taiwan outfield players:
| Club | Player 1 | Player 2 | Player 3 |
|---|---|---|---|
| Beijing Enterprises Group | Chen Hao-wei | Wen Chih-hao | Godfred Karikari |
| Harbin Yiteng | Liu Quankun | ||
| Hunan Billows | Chen Chao-an | ||
| Tianjin Songjiang | Ng Wai Chiu | ||
