The assignment discusses the challenges faced by Justin Wang in managing a production facility, with a focus on meeting the ideal standard time of 318 hours for a month. The main concerns identified are the machine depreciation and the need to meet the master schedule. To address these issues, Justin Wang should consider implementing policies to reduce the time lag of 20-30 hours per week and improve machine productivity. Additionally, the customer service system should be prioritized after meeting the standard time. Furthermore, it is suggested that the batch size be reduced from 300 units to 50-200 units to minimize workload on machines and workers.