Seoul #2 
Transfers
| Date | Player | From team | To team | Transfer fee |
|---|---|---|---|---|
| may 13 2020 |  O. Diako | Jwaneng Galaxy FC | Seoul #2 (On loan) | (RSD3 832 335) |
| april 17 2020 |  L. Hlinka | Seoul #2 | KV Gand | RSD1 963 051 |
| april 17 2020 |  H. Dai |  DPL Newcastle | Seoul #2 | RSD2 861 501 |
| april 14 2020 | G. Liu |  Berazategui #3 | Seoul #2 | RSD11 482 101 |
| march 25 2020 |  K. Iwakura | Chigasaki | Seoul #2 | RSD3 327 001 |
| march 23 2020 |  V. Vilenkin | FC Novokuzneck | Seoul #2 | RSD683 259 |
| march 21 2020 | J. San | Seoul #2 | Luoyang #14 | RSD1 718 673 |
| march 21 2020 | K. Sin | Seoul #2 |  FC Hsinchuang | RSD1 057 860 |
| march 18 2020 | K. Si-ma | Apollo | Seoul #2 | RSD7 287 919 |
| march 17 2020 | F. Cheng | Seoul #2 | FC Lianyungang #4 | RSD1 344 177 |
| march 16 2020 |  M. Lamari |  FC Quảng Ngãi Utd | Seoul #2 | RSD8 372 597 |
| february 25 2020 | Z. Dong | Seoul #2 | FC Jiangling #10 | RSD1 718 848 |
| february 23 2020 |  A. Eriksson |  Solrød BK #2 | Seoul #2 | RSD2 639 951 |
| february 2 2020 | M. Choe | Seoul #2 | Wuhan | RSD1 531 427 |
| january 31 2020 | X. Xue | Seoul #2 | FC Taipei #10 | RSD2 193 772 |
| january 31 2020 | Z. Thean | Seoul #2 | FC Taipei #10 | RSD1 828 436 |
| january 30 2020 | Q. Han | Seoul #2 | FC Guilin #8 | RSD1 296 188 |
| january 30 2020 | M. Akatsuka | Seoul #2 | Yangzhou #3 | RSD1 241 611 |
| january 29 2020 | M. Chong | Seoul #2 | FC Jilin #24 | RSD213 835 |
| january 28 2020 |  F. Amueke | Seoul #2 | FC Lanzhou #13 | RSD1 435 712 |
| january 28 2020 | H. Hữu Hùng | Bac Giang #2 | Seoul #2 | RSD2 557 614 |
| january 27 2020 | J. San | FC Allies 동맹국 | Seoul #2 | RSD1 804 773 |
| january 27 2020 | L. Hlinka | Ho Chi Minh City #18 | Seoul #2 | RSD1 982 877 |
| december 10 2019 | E. Sheh | 河北中基 | Seoul #2 (On loan) | (RSD224 311) |
| november 9 2019 | T. Jiao | Seoul #2 | None | RSD1 203 194 |