“Mi Fans”, as diehard Xiaomi customers are known, collect company memorabilia and race to get their hands on every new product.
这里的 as diehard Xiaomi customers are known 相当于 who are known as diehard Xiaomi customers。原句意为:被称为 “米粉” 的小米铁杆用户,会收集公司的周边纪念品,并且争相抢购每一款新产品。