Stocks for the regulation of indoor room light shade, decorative appearance and privacy have more elaborate effects, individuality and independence as a gradual increase in the current era, interior shading will not decrease, and will continue to grow, tend automation and smart control, the pursuit of diversity and personalization. In terms of sun heat, as a complement to the building's exterior shading, interior shading Stocks also has good shade insulation effect. Green building, smart home, smart city development, is toward more comfortable, more efficient, better and more eco-direction, which is the future development trends of the industry. As a green energy efficient building construction shade indispensable one, vigorously develop the green building today, is also about to open a new era of development.