Jinling Petrochemical Co. 1982 Commemorative Tie Tack Pin

This is a vintage gold-tone tie tack or lapel pin from the Jinling Petrochemical Company. It features a circular design with a textured background and a central logo. The bottom edge is inscribed with 'JINLING PETROCHEMICAL CO.' and the back has a date stamp from 1982. It comes with a classic chain and T-bar attachment to keep your tie in place. Used, with some light wear consistent with its age.