巴西采购需求：OEM 品牌礼品盒、定制 OEM 包装、批发 OEM 盒供应商、个性化礼品盒制造商、定制徽标礼品盒供应商、独家定制包装

I'm looking for detailed information regarding your SIM cards, specifically focusing on pricing, availability, and any bulk purchase options. It would be great to know if you offer different types of SIM cards, including those for various networks or regions. Additionally, I'm interested in understanding any minimum order requirements and lead times for delivery. Could you also provide insights into the specifications or any unique features of your SIM cards? It would be helpful to know if there are any current promotions or discounts for larger orders. Your prompt response would be appreciated as we are evaluating multiple suppliers for our upcoming project.