Mader's biological coatings for architectural applications are 95% bio-based. With raw materials extracted from corn starch and vegetable oil, this product can be used for building interior walls. It enjoys features such as eco-friendliness, zero VOC emissions, and environmentally friendly production processes. It not only contains much more bio-based materials than the existing coatings on the market for architectural applications, but also offers the same finishes as oil-based paints. According to our analysis on product cost and our competitors, our products have extremely high marketing value. From the perspective of environmental protection, this product boasts extremely high social value in regard to its production technology, composition, and impact of the final product on the environment. Therefore, it will have a great contribution to social sustainable development, human survival and environmental protection.