If you purchased this as a "refurbished business laptop," it may originally be a white-label product from a Chinese ODM (like Tongfang, Clevo, or Hasee). In that case, generic Windows drivers will work, but you can also search for driver packs using the motherboard model (find via msinfo32 under "BaseBoard Manufacturer" and "BaseBoard Product").
: Tailored specifically for corporate users, it introduced advanced features like Remote Desktop, Windows Fax and Scan, and BitLocker Drive Encryption. vista x13 04660 business portable