请求更改生产和/或交付操作以处理新的或修订的产品/服务。纠正在制造或交付过程中发现的任何问题（通过监控生产运行 [11417]）。通过向相关部门发出正式通知（称为工程变更单），寻求组件变更、维修机械、优化生产线和调整工厂装配。 Requesting changes in the production and/or delivery operations for processing the new or revised products/services. Rectify any problems identified in the manufacturing or delivery processes (through Monitor production runs [11417]). Seek changes in components, repair machinery, optimize production lines, and tweak factory assemblies through a formal notice to the concerned division, known as an engineering change order.