This U.S. industry comprises establishments primarily engaged in providing operating advice and assistance to businesses and other organizations in areas, such as: (1) manufacturing operations improvement; (2) productivity improvement; (3) production planning and control; (4) quality assurance and quality control; (5) inventory management; (6) distribution networks; (7) warehouse use, operations, and utilization; (8) transportation and shipment of goods and materials; and (9) materials management and handling. Illustrative Examples: Freight rate or tariff rate consulting services Productivity improvement consulting services Inventory planning and control management consulting services Transportation management consulting services Manufacturing management consulting services Cross-References. Establishments primarily engaged in-- ? Planning and designing industrial processes and systems--are classified in Industry 541330, Engineering Services; and ? Providing computer systems integration design services--are classified in U.S. Industry 541512, Computer Systems Design Services.