The SC-1 side feeding electronic belt conveyor has a reasonable structure, simple installation, advanced design, beautiful appearance, and convenient operation. When sewing elastic materials (such as woven belts and tie strips), achieve synchronous and stable conveying of elastic materials with the sewing machine (without adding additional tension). The quality of finished clothing products is stable and the effect is excellent. It is suitable for sewing knitted elastic webbing on bras, underwear, tight fitting clothes, swimsuits, sportswear, etc. It is compatible with various brands and models of herringbone sewing machines, flat sewing machines, stretch sewing machines, and overlock sewing machines.