In our production practice , the principle and method of value engineering were applied to analysis and improvement of maufacturing engineering in order to reduce the cost , the production period and ease the insufficiency of cold working equipment . as a result , better economic benefits were obtained 在实际生产中,应用价值工程原理与方法分析和改进制造工艺,降低成本,缩短了生产周期,有效缓解了冷加工设备不足的局面,取得较好的经济效益。