A story of "dedication and legacy" among two generations of railway workers at the Happy Ridge Station Signal Crew on the Qinghai-Tibet Railway.
| Release Date | November 21, 2025 | |
|---|---|---|
| Status | In Production | |
| Original Title | 开心岭 | |
| Runtime | — | |
| Budget | — | |
| Revenue | — | |
| Language | Mandarin | |
| Original Language | Chinese | |
| Production Countries | China | |
| Production Companies | ||