A4Tech Co., Ltd. is a Taiwanese computer hardware and electronics company headquartered in Taipei, Taiwan. A4Tech Co., Ltd. was founded in 1987. Its products include computer peripherals such as keyboards, mice, PC cameras, hubs, headsets, speakers and gaming devices[3].

Company profile

Founded in 1987, A4Tech Corp specializes in the design and manufacturing of PC peripherals and accessories. Focused around a robust, innovative technology development team, A4Tech began developing gaming hardware to augment professional gamer play styles.

A4Tech has successfully established distribution channels its brands around with world, with major footholds in Eastern Europe and Asia.

The company's philosophy is focused around honesty, reliable products and excellent customer service for its partners.


CEO Robert Cheng established A4Tech in 1987.

As of 2015, A4Tech has turned its attention to the North American market with a new gaming brand - Bloody.

Bloody Gaming

In 2011, A4Tech launched its secondary PC gaming brand with a focus on innovation - Bloody Gaming. Initial products focused around integration of optical switches into gaming peripherals - specifically keyboards and gaming mice.

Bloody leverages A4Tech's manufacturing strength and "bleeding-edge" technology - Light Strike optical switches (keyboard/mouse), Ultra-Core Software, and M.o.C.I carbon fiber sound drivers.

Bloody continues to push into the gaming culture with a unifying message for the emerging eSports culture and gamer lifestyle: Bound by Gaming. Bound by Innovation.

At the CES 2018[4] expo in Las Vegas, Bloody introduced the third generation of Light Strike technology (dubbed LK Libra) and launched its full upgraded keyboard portfolio by February 2018

Bloody Logo