Hard drives by Ritek USA

Ridata SSD Series Turbo - solid state drive - 16 GB - SATA-300
Ridata SSD Series Ultra-S - solid state drive - 32 GB - SATA-150
Ridata SSD Series Ultra-S Plus - solid state drive - 64 GB - SATA-300
Ridata SSD Series Turbo - solid state drive - 16 GB - SATA-150

All hard drives
Other hard drive manufacturers