Profile: Sinotech is a manufacturer of polyethylene geomembranes. Our geomembranes are used for lining of solid waste sites, mines and other fluid containment application. Our products include HDPE geomembranes, LLDPE geomembranes, and accessories. Our geomembrane products combine strength and integrity in panels of varying thickness of flexible thermoplastic polymer materials. Our smooth HDPE and textured HDPE geomembranes are produced from high density polyethylene resins resulting in premium grade geomembranes.