?Systematic integration by innovation design? - The eco-engineering of water-retaining and anti-subsidence was only be used as common pavement. Now we extend and integrate it to a product set by innovation design in order to reach the maximum benefit of soil and water conservation. Meanwhile recasting the relationship between urban populations and environment. ?Modular design? - Product appearance is modular designed in unit, no regional restrictions, easy to move and reusable. It is built to cope with the case of different styles and customization needs to enhance market efficiency of product development.