Light conveyor belt by the special treatment of polyester filament fabric as bearing skeleton, single-sided or double-sided coated rubber or PVC, PU, PE for loading and surface or the driving surface of composite, with high strength, extension, flexure, wide working temperature, stable operation, long service life. Mainly used in food, tobacco, electronics, printing, packaging, textile and other light carrier material conveying; food, tobacco, electronics, printing, packaging, textiles, printing and dyeing, chemical, postal, tanning, metallurgy, etc. contained in the material conveying; chemical industry, postal services, building materials, metallurgy and other heavy material conveying.