英国采购需求：人体工学椅、电脑桌、办公设备、集装箱办公室、游戏椅、会议桌

I'm interested in learning more about your filing cabinets. Specifically, I would like to know about the different styles and materials available, as well as any customization options you may offer. Additionally, it would be great to get an overview of the various sizes and organizational features that are included. Could you also provide me with your pricing details? If there are any bulk purchase discounts or special promotions, please include that information as well. I'm looking forward to your response so I can make an informed decision for our upcoming needs. Thanks!