Industrial design now involves the entire life cycle of a product, not just its appearance and performance. To stay competitive, designers must consider the product's life cycle from start to finish, focusing on design, quality, cost, and environmental impact. By following design principles and methods that prioritize quality and sustainability, designers can create high-quality products that meet customer needs while reducing pollution. This study discusses and analyzes industrial design processes and methods for product life cycles, providing designers with a useful methodology.