| 1 | Aoyu Chen (A1) Mei Han (Senior) Xiangyu Chen (Neo) | CHN | 3:03.90 | TR | - |
| 2 | Jiamin Jiang (C2) Yuanyuan Zhang (A1) Jiarong Zhou (A1) | CHN | 3:08.08 | NRJ, TRJ | +4.180 |
| 3 | Wenjing Jin (Neo) Xiuzhen Jin (A1) Yulin Huang (Neo) | CHN | 3:10.31 | | +6.410 |
| 4 | Chenxi Gao (A2) Xiaohan Sun (Neo) Xin.92 Zhao (Senior) | CHN | 3:11.15 | | +7.250 |
| 5 | Jiayi Xue (A2) Ziqi Xia (B2) Yunyuan Li (Senior) | CHN | 3:11.77 | PB | +7.870 |
| 6 | Rui Lyu (Neo) Yimeng Sun (C2) Sijia.05 Chen (A1) | CHN | 3:13.82 | SB | +9.920 |
| 7 | Caihong Wang (Neo) Tianxin Deng (A1) Xiaoping Zhang (A2) | CHN | 3:15.98 | | +12.080 |
| 8 | Mengyuan Wang (B2) Wenjie Dai (B2) Xueer Shu (B1) | CHN | 3:16.06 | | +12.160 |
| 9 | Meiqi Li (Neo) Baoyi Wang (Neo) Yao Chen (A2) | CHN | 3:21.25 | | +17.350 |
| 10 | Yan.99 Wang (Neo) Chang.02 Lu (Neo) Sijia Liu (A1) | CHN | 3:21.50 | | +17.600 |
| 11 | Jingwen.98 Li (Senior) Xin Jiang (A1) Huaqing Ni (B1) | CHN | 3:23.31 | SB | +19.410 |
| 12 | Hao.07 Liu (B1) Enqi Wang (B2) Zimeng.05 Zhang (B2) | CHN | 3:27.06 | | +23.160 |