| 1 | Yuxuan Guan (Neo) Chenxi Gao (Neo) Jundan Hou (A2) | CHN | 3:10.49 | | - |
| 2 | Hao.07 Liu (A1) Rui Lyu (Senior) Dantong Wang (Neo) | CHN | 3:14.46 | SB | +3.970 |
| 3 | Jiarong Zhou (Neo) Xiuying Qiu (B2) Yimeng Sun (B2) | CHN | 3:17.06 | | +6.570 |
| 4 | Xueer Shu (A1) Wenjie Dai (A2) Mengyuan Wang (A2) | CHN | 3:17.37 | | +6.880 |
| 5 | Xiaoping Zhang (Neo) Caihong Wang (Neo) Dongxue Xi (Senior) | CHN | 3:17.87 | SB | +7.380 |
| 6 | Ruiying Ma (B1) Na Cheng (Neo) Yujia Zhang (B2) | CHN | 3:19.99 | PB | +9.500 |
| 7 | Yiran.09 Wang (C2) Yilin Tong (B2) Bo.08 Zhang (B2) | CHN | 3:24.29 | PB | +13.800 |
| 8 | Jingwen.98 Li (Senior) Xiaodi Hu (Neo) Xin Jiang (Neo) | CHN | 3:26.97 | | +16.480 |
| 9 | Qingman Jing (Neo) Xinyi.08 Wang (B1) Shijiao Cheng (B2) | CHN | 3:31.13 | PB | +20.640 |
| 10 | Yuanshuo Liu (B1) Ge.10 Gao (C2) Yihan Zhao (C1) | CHN | 3:31.64 | | +21.150 |
| 11 | Runxing Gao (B1) Qiqi Yang (A1) Yingxuan Gao (A1) | CHN | 3:32.49 | PB | +22.000 |
| 12 | Jiayi Hao (B2) Xinrui Zhang (A1) Yuhan.06 Cao (A2) | CHN | 3:32.91 | PB | +22.420 |
| 13 | Xin.04 Yu (Neo) Fujia Su (B2) Wenting Cheng (Neo) | CHN | 3:36.10 | PB | +25.610 |
| 14 | Jiayi Chen (B1) Liyuan You (B2) Bingshu Yan (A2) | CHN | 3:37.19 | PB | +26.700 |
| DQ | Xiying Shao (B2) Jiali Lu (B1) Ping Qu (B2) | CHN | DQ | | - |