美国采购需求：促销品、促销礼品、广告礼品、挂绳、赠品、硅胶腕带

I'm really interested in your range of products and would love to get more detailed information. Could you provide insights on the specifications, available models, and pricing? Additionally, if there are any recent catalogues or brochures available, that would be great to review. I'm particularly keen on understanding the features that set your products apart in the market. Also, if there are any bulk purchase options or special promotions, please share those details as well. Knowing about lead times, shipping options, and warranty policies would also be helpful for my evaluation. Looking forward to your prompt response!