美国采购需求：空气过滤调节器单元、气动过滤调节器、压缩空气过滤调节器、FRL单元、过滤调节器润滑器、空气处理单元

We are looking to purchase a significant quantity of air filters and would appreciate more details about your offerings. It would be great to know your pricing, lead times, and available specifications for bulk orders. Additionally, if you have any recommendations or bestsellers, please share that info as well. We aim to establish a long-term relationship with a reliable supplier, so looking forward to your prompt response. Thanks!