This book collects selected and reviewed papers from International Conference for Production Research Asia Pacific Region 2025 held in Hong Kong SAR on 18 to 20 June 2025. The book features state-of-the-art studies on production research in the globe with the theme of "Smart Production for Sustainability". The selected works can help promote development of sustainability in manufacturing and operational efficiency. Researchers and engineers in the field of industrial and systems engineering can benefit from the book.