リョウセイ Company Profile

We provide a wide range of solutions based on the technology cultivated in the manufacturing of electric wires and cables.

The ST series products are industrial Ethernet switch products that leverage our long-standing experience in network equipment development, providing the environmental resistance and high reliability required by social infrastructure systems. We also build networks tailored to customer applications, ranging from industrial network products, security (quarantine, user authentication), and VoIP systems to streaming data transmission such as video and images, regardless of whether the media is wired or wireless. Our company offers comprehensive support from network design and construction to after-sales service. Please feel free to contact us if you have any requests.