| Assembly of high-pressure piston connecting rod NPT5 |
| Fan assembly NPT5 |
| Assembly of low pressure piston connecting rod NPT5 |
| Relay valve JZ-7 |
| Brake main valve JZ-7 |
| Brake auxiliary valve JZ-7 |
| Distribution valve JZ-7 |
| Ventilation motor ZY-130-400/40 |
| DC motor S661 series |
| DC motor ZTP |
| Assembly of high-pressure piston connecting rod NPT5 |
| Fan assembly NPT5 |
| Assembly of low pressure piston connecting rod NPT5 |
| Relay valve JZ-7 |
| Brake main valve JZ-7 |
| Brake auxiliary valve JZ-7 |
| Distribution valve JZ-7 |
| Ventilation motor ZY-130-400/40 |
| DC motor S661 series |
| DC motor ZTP |
| Dongfeng locomotive brake shoes |
| Dongfanghong locomotive uses rimmed brake shoes |
| Dongfanghong 21 locomotive brake shoes |
| Dongfanghong 5 locomotive short brake shoe |
| Dongfanghong 5 locomotive long brake shoe |
| Vehicle brake shoes |
| GK1C locomotive brake shoe |
| DC motors ZK13-1, ZK13-2 |
| DC motor DS-310 |




