Sigma GEOSYNTHETICS, established in 1998, has specialized in the production and marketing of geomembranes, geotextiles, geocells, and geogrids. The company now has a staff of 360 and 28 sets of professional high-tech equipment for geosynthetics production.

Sigma takes integrity and innovation as its core development philosophy. With 15 years of experience, Sigma has become one of the world’s leading geosynthetics manufacturers and has built its reputation on a commitment to provide high-quality products and efficient services for its global clients.

Large Production Volume
Sigma has three modern facilities, covering an area of 100,000 square meters. We have eight geogrid production lines, five engineering fiber production lines, and the advanced, specialized geocell and geotextile production lines. With geomembrane as the company’s main product, Sigma has an annual production capacity of more than 100 million square meters.

In addition, we have sufficient geomembrane inventory to ensure timely delivery to our customers. Sigma geotextiles are needle-punched continuous-filament nonwovens manufactured from UV-stabilized polyester with a production capacity of 20,000 tons a year.

Reliable Quality Control
Sigma has established a national-standard laboratory for in-house quality control. We built a strict quality control system in all aspects from raw materials testing and production processes to final product quality testing. The management system is certified by ISO9001 and Sigma’s products have passed the CE certification authorized by BTTG.

Not only is stringent internal quality control carried out at Sigma, but regular testing and analyzing of our product performance is implemented by authoritative testing organizations in Europe and the United States. Through professional analysis of the technical parameters and characteristics of the products, we provide the guidance for the engineering design and various applications. The quality and performance of our products have enjoyed great popularity from our clients around the world.

Professional Service
As a leading manufacturer of geosynthetic materials, Sigma products have been distributed to more than 50 countries around the world. Sigma is constantly developing and offering creative and excellent performance geosynthetic products, professional technical services, and engineering consulting for reinforcement applications. We always warmly invite new business partners around the world to be members of our worldwide distribution network.