1. Jewelry-related knowledge: Choosing a jewelry major enables you to have certain professional knowledge and skills in the jewelry industry. When engaged in customs work, it is more advantageous to handle tasks such as jewelry, valuables and jewelry import and export.

2. Employment opportunities: The jewelry industry is a high-end market, with relatively little demand for talents and high requirements for academic qualifications and majors. If you have professional knowledge and skills in jewelry and have obtained relevant positions such as customs, it is easier to find employment opportunities in jewelry import and export audit and appraisal.