新加坡采购需求：动力真空吸盘、真空吸盘、真空提升系统、带起重机的真空吸盘、袋式真空吸盘、移动式真空吸盘

I'm reaching out to get more details on your vacuum bag lifters. Specifically, I'd like to know the pricing options available as well as any recommended installation space requirements. Additionally, if there are different models or configurations, it would be great to understand the differences and any features that might be beneficial for my needs. Looking forward to your response!