大家在查：郡大山蝴蝶王国民间兴建营运后转移模式苏昭旭樱井宽文物工作废旧物资回收石矛古代物质文化士林站

解放区邮政

The third part , after the civil war erupts, the support of front-line become the work center work of people's postal services.