The “Tianhai” nutrient geotextile is composed of a layer of non-woven fabric and a layer of animal and plant fiber felt. The decomposition of the plant fiber in the felt can enhance the anti-penetration ability of the plant cells. The animal keratin fiber can be decomposed for a long time. Provide nitrogen fertilizer to plants. The product has good fabric gap, good adhesion of soil particles, strong soft and tear resistance, strong adaptability to deformation, and good flat drainage capacity. It is used for laying under the green concrete slab and helps. Ecological restoration products for plant growth.