During the past 7 years, the development of steel in architectural designs in Thailand has been remarkable in terms of challenging forms, innovative technology, rapid construction, and refined details which can only be done through the use of steel. The steel’s flexibility helps facilitate the expression of space, form, and visual impact so that the completed projects can be outstanding visually and aesthetically. This book puts together not only the architectural projects that place emphasis on shape, space, or appearance, but also the works that show improvement and understanding in advanced technology and construction system.