JIT (Just-in-time Manufacturing)

Last updated 2026.02.13
JIT적시생산린제조Lean Manufacturing재고관리공급망최적화SCM칸반Kanban수요예측

Definition

JIT (Just-in-time manufacturing) is a production methodology that produces the right products at the right time in the right quantities. It aims to maximize production efficiency by minimizing inventory and eliminating waste, serving as a core principle of Lean Manufacturing.

Application in Manufacturing

Inventory Management Optimization

  • Raw Material Procurement: Receive parts from suppliers aligned with production schedules, reducing storage costs
  • Finished Goods Inventory: Order-based production minimizes excess inventory and warehouse expenses
  • Capital Efficiency: Reduce working capital tied up in inventory, improving cash flow

Production Line Operations

  • Pull System: Downstream processes trigger upstream production based on demand
  • Kanban: Visual inventory management using production instruction cards
  • Synchronized Production: Balance production rates across all processes

Manufacturing AI Applications

Advanced Demand Forecasting

  • ML-based Demand Prediction: Analyze historical data patterns for accurate production volume calculation
  • Real-time Order Analysis: AI identifies order trends in real-time and automatically adjusts production plans

Supply Chain Optimization

  • AI-powered SCM: Integrated analysis of supplier lead times, transportation schedules, and inventory levels
  • Predictive Maintenance: Forecast equipment failures to minimize JIT production disruption risks
  • Dynamic Scheduling: Automatically reorganize optimal production sequences based on real-time changes

Key Points

Success factors include accurate demand forecasting and stable supply chains. AI maximizes JIT effectiveness by enhancing prediction accuracy through big data analysis and detecting risk factors proactively.