Dr. Rujiroj Leelaruji is Vice President – Commercial and Technical Advisor at Bangchak Corporation PCL, the company that has transformed from originally an oil refining and retail business into a green energy and sustainability-focused corporation. Dr. Rujiroj has worked is an energy industry specializing in renewable energy, battery storage, and advanced energy solutions. Currently, his focus is on lithium carbonate trading and raw material sourcing where his long-term objective is to bridge gaps across the battery value chain — from upstream materials to downstream battery storage applications. With his technical insight and extensive experience in project development, technology integration, and strategic partnerships, he has played a vital role in advancing clean energy initiatives in Thailand and across the region.