To promote the idea. The practice is developing new inventions or altering artifacts from materials that are already up-to-date, better utilization, and to provide a product that can be commercially developed.
To further support the idea or invention of new inventions developed adaptations of existing material. Modernize and utilize them better. To provide a product that can be developed commercially.
To promote the idea, practice, or a new invention. As the development ดัดแปลงสิ่งประดิษฐ์ from waste materials that are already available. Modern and use better. So that the products can be developed commercially.