The BJ on the pendant has another meaning, which can represent a "passionate love" relationship. The abbreviation BJ can be seen as a combination of "baby" and "Julie". This stems from the slogan "BJ" in a song "Baby Julie", which expresses the deep love between two people, so many people carve BJ on the pendant to express their love.
The BJ on the pendant also has commercial uses. In jewelry, jewelry and other industries, BJ will be understood as the abbreviation of "jet", which refers to black jade. Because of its tough texture and beautiful texture, jet is a highly sought after material in the jewelry industry. Therefore, some merchants who make jet pendants will carve BJ on the pendants to show the quality and preciousness of their materials.