Founded in 2001, HLJ Technology is a pioneer in Vertical Cavity Surface Emitting Laser (VCSEL) technology, becoming the first company in Taiwan to design and manufacture VCSELs. As a global leader, we have shipped nearly 2 billion VCSELs for high-volume applications in consumer electronics, automotive, optical communications, and industrial sectors. Our state-of-the-art facilities in Hsinchu, Taiwan, include a 6-inch GaAs and 4-inch InP fabrication plant. With a diverse product portfolio and close ties within the compound semiconductor and high tech ecosystem, HLJ Technology continues to drive innovation in VCSEL and detector technologies worldwide