In operation since 1986, U.C. Plastics has been specializing as a manufacturer of plastic bags. Based in Hayward, Calif., the company offers a variety of bags, such as bottom sealed, side-weld, perforated rolls and wicket bags. The firm provides bags, including, die cut handle, door knob, draw tape, fold over die cut, litter, patch handle and recloseable adhesive tape bag. It is used in areas, such as news papers, supermarkets, bakeries, department stores, convenience stores and boutiques.