Accounting, Analysis Skills, Budgeting, Business Model, C Programming Language, Capital Expenditure (CAPEX), Communication Skills, Cost Analysis, Cost Control, Cost Effectiveness Analysis, Data Analysis, Data Visualization, Economic Analysis, Expense Management, Financial Analysis, Korean Language, Manufacturing, Manufacturing Automation, Manufacturing Operations, Manufacturing Technology, Metrics, Microsoft Excel, Operations Planning, Performance Analysis, Performance Metrics, Pricing, Production Control, Production Planning, Solar Power, Time Management, Variance Analysis