Plastic HDPE Geocell for Retaining Wall 1.1mm-1.8mm . About Hengquan. We have experience for more than 7 years. There are two product lines for geogrid and geocell. Factory work 24hours a day, we sold more than 100,000,000rmb last year(2020). Our customers are all over the world. Brief Introduction of Geocell nfinement System. In the early