· Era background: 1990-1999, the second decade of reform and opening up, a period of painful transformation for state-owned enterprises
· Core area: Binjiang City, an industrial city in the north, state-owned Hongxing Machinery Factory
· Core figure: Lu Chengfeng, 31 years old, retired soldier, senior technician at Red Star Factory
· Core themes: The fate of little people under the wave of state-owned enterprise reform, the survival records of demobilized soldiers, persistence and transformation in the torrent of the times