OPTI-UPS
Founded in 1991, OPTI-UPS was originally the power supply division of ViewSonic. Later, it became independent from the group and became a professional power supply manufacturer of "uninterruptible power supply system" (UPS) and "switching power supply" (SPS) with ISO9001 certification. OPTI-UPS has also established a solid OEM customer base since 1996. In addition, since 1999, it has gradually successfully established the OPTI-UPS brand awareness around the world.