Since 1984, SUN JUN specializes in developing and manufacturing RJ connection products, including RJ11 RJ45 single port PCB jack, USB Cable, RJ stacked modular jack, over USB connectors, RJ45 With transformer modular jack and so on. Our outstanding R&D team can satisfy the customers’ requirement on products design or modify quickly. With more than 25 years experience in the field of RJ connectors, we have built great cooperative relationship with many domestic and foreign well-known companies, such as Tyco, Amphenol, FCI, Molex, Sony, Samsung, D-Link, Accton, Quanta, Compal, Delta, Wistron, etc. We always keep upholding our objectives of "quality first, customer highest" and "research and innovation, break through the competition". For more information, contact us without hesitation.