For geosynthetic products lining, it needs particular machinery and accessories to finish their installation and test. HDPE geomembrane and composite geomembrane seaming usually needs wedge welder, extrusion(also called fusion) welder, hot air gun and accessories including hdpe rod and sometimes hdpe polylock. Geotextile connection needs stitchning machine and cotton wires, sometimes needs hot air gun. Bentonite GCL joint needs bentonite powder. Composite drainage network and geogrid needs plastic buckle or strap. We have more than 15 years' long term corporation relationship with these products manufacturers so we can provide all of matched machinery and accessories for our products in order to provide better and more comprehensive service for our clients.