Digitalized broadcasting industry trend drives demands of storage and related hardware. In terms of hardware, the existing chassis are frequently requested to modify the front window and to modify the rear windiow, required to meet special hardware specifications of the broadcasting industry. In storage, regardless of RAID card or hard disk manufacturers have launched relevant products, we must ensure that the our HDD backplanes, SAS Expanders and other electronic accessories can be compatible with them. In mechanical side, we must deliver the best anti-shock mechanisms to ensure I/O performance of HDD.