Polyester filament woven geotextile is made through the following technology. Make polyester filaments be net and then compact so that the fibers can be arranged in three dimensional structures. Besides good mechanical properties, it also has good drainage ability in both longitudinal and transverse directions, good elongation, high organisms, acid, alkaline, and aging resistance. Also its pore diameter has wide ranges, and it has flexural pore distribution, good permeability and filter ability.Functions: Anti filter in dams and slope protection of Hydraulic Engineering, isolation and permeating prevention in canals; Base isolation, anti-filter, drainage, slope, and retaining wall in road, railway, airport, etc ; reinforcement and drainage on road surface Soft base treatment in harbor construction, beach dam, port, dam reinforcement, drainage; It has been widely used in infrastructure construction, and will be used in much wider field. We also can provide you with PP filament woven geotextile, PET filament nonwoven geotextile, etc as you required.We have plain patterns and twill patterns for your choice.