本作业分为两个子问题：第一个子问题是通过简化原来制造系统通过分步的思想来制定最优的调度计划；第二个子问题是通过简化工业4.0制造系统中通过整合的思想来制定最优的调度计划和设备维护计划。(The assignment is divided into two sub-problems: The first sub-problem is to develop an optimal scheduling plan by simplifying the original manufacturing system through step-by-step thinking. The second sub-problem is formulated by simplifying the idea of integration in the Manufacturing 4.0 manufacturing system Optimal scheduling plan and equipment maintenance plan.)