A PET Jar Manufacturing Unit is a small to medium scale enterprise that manufactures plastic jars using polyethylene terephthalate resin. The process involves resin procurement preform making injection molding or blow molding preforms heating forming jars cooling trimming quality inspection and packaging. PET jars are valued for their lightweight strength transparency chemical resistance and recyclability making them ideal for food products cosmetics pharmaceutical powders and household items. The unit requires moderate investment in machinery such as injection molding machines blow molding machines preform making units trimming and finishing equipment and packing machines along with skilled and semi skilled labor. With increasing demand for durable safe and attractive packaging PET jars have consistent market potential in retail and industrial sectors. By producing high quality jars with precise dimensions and finishes the unit can achieve steady demand repeat orders and good profitability while also exploring opportunities for custom printing and bulk supply contracts.