Company News

Zhonglong Reinforced Geotextiles (Geogrid-Geotextile Composite) are consist of PP (polypropylene) staple geotextiles and geogrids by heat-laminating, which  forming a regular mesh-fabric composite structure on the surface. 

Geogrid is a geosynthetic material characterized by a regular grid-like structure with open apertures, formed by intersecting ribs that provide high tensile strength. It is primarily used to reinforce soil, aggregate or other geotechnical materials by interlocking with surrounding particles, to improve load distribution and stability.

Related products: PP Geogrid

Siphon Drainage Board is a high-performance geocomposite drainage system engineered with precision-molded cupules that activate vacuum-driven siphoning upon water saturation, which features energy-free fluid management.

Related product: Siphon Drainage Board

Zhonglong Environmental, as a comprehensive geosynthetic material manufacturer. We offers products that cover the majority of environmental projects. We support product specification customization and can adjust according to project requirements...

Sichuan Zhonglong triaxial geocomposite drainage net and triaxial geonet are especially suitable for hazardous waste treatment projects, and are widely used in applications such as landfills, highways, tunnels and the backside of retaining walls...

Related prodcut: Triaxial Geonet & Geocomposite Drain

Recently, the State Administration for Market Regulation of China, together with the Standardization Administration of China, released the "Determination of Oxidation Induction Time of Geosynthetics by High-Pressure Differential Scanning Calorimetry" (GB/T 46286-2025)...

Related products： HDPE Geomebrane, Composite Geomembrane, Geogrid, Geonet

Located in the Xiaohan Industrial Park in Sichuan, Zhonglong specializes in manufacturing and supplying a full range of geosynthetic products. These include HDPE geomembranes, non-woven geotextiles, GCL, composite geomembranes, plastic geogrids, and 3D composite drainage nets...

In accordance with national holiday regulations and our company’s schedule, our Spring Festival holiday will be observed as follows...

To assist you in better planning your project procurement and logistics arrangements, we hereby inform you of two important recent developments that may affect product pricing and shipping...

Zhonglong needle-punched nonwoven geotextile is produced by PP/PET, with 3–6m in width and customizable length...