Lean manufacturing principles, Supplier Development, Purchasing activities, Continuous improvement methodologies, Material Planning, Sourcing processes, Commercial negotiations, VDA 6.3, Shortage management, ISO IATF 16949, SAQ 5.0, Contract awards, RFQ activities, industrialization, Supplier Management, Supplier Selection, Cost Optimization, Localization

Tax Risk Management, Tax registry management, Tax Compliance, Thai tax laws, Tax inspection, Commercial Tax, Tax Planning, Tax Audit, Withholding tax