巴西采购需求：OEM 耳环盒纸、珠宝包装、批发耳环盒、定制耳环包装、耳环礼盒、豪华耳环盒

I'm reaching out to gather more detailed information on your product offerings. Specifically, I'm interested in understanding the specifications, materials used, and any available certifications that can confirm quality standards. Additionally, I'd like to know about the various options you have, such as different sizes, colors, or features that could enhance the product's functionality. Pricing is another key factor for us, so please provide a comprehensive breakdown of your pricing structure. If there are volume discounts or any special promotions currently available, I would appreciate that info as well. Understanding your lead times for production and shipping would also be helpful as we plan our inventory. Thanks for your assistance!