food safety efficient time management 6 sigma ISO 50001 dicipline production management energy management process management visual management OHSAS creativity data analysis MANAGEMENT SYSTEMS ISO 45001 customer focus risk assessment STRATEGY occupational health and safety production efficiency quality management EFFICIENCY AND LEAN customer service assertiveness skills measuring system product development environmental management PDCA development program 5S ISO 14001 communication techniques productive meeting VSM BPR problem solving tools performance review SMED change management risk management teamwork poka-yoke export plan Balanced Scorecard quality control kaizen internal audit TQM - total quality management process control TPM ISO 9001 production planning FSC production control self assessment employee motivation ISO 22000 kanban DMAIC