关于我们
Pioneering Ultrasonic Innovation for Everyday Global Applications
About Us
K-SONIC, evolved from the legacy of the KING ULTRASONIC brand, has been deeply dedicated to ultrasonic technology for over four decades. We are committed to delivering precise, energy-efficient, and intelligent ultrasonic welding solutions that go beyond boosting industrial efficiency — they empower industries through innovation. From plastics and nonwovens to metal processing, medical, automotive, textiles, and food packaging, we drive cross-industry, end-to-end transformations toward smart manufacturing.
As a recognized expert in ultrasonic welding and a trusted international brand, K-SONIC places technology at its core. We continuously invest in R&D and integrate digital control systems to deliver equipment that is efficient, stable, and user-friendly. Whether it’s a standard welding unit or a fully customized production line, we stay true to our brand values: integrity, innovation, pragmatism, professionalism, and service — building long-term partnerships with clients around the world.
We believe that every precise weld is more than the joining of materials — it’s a vital connection of trust, quality, and the future. Through the promotion of energy-saving and eco-conscious technologies, K-SONIC actively supports global sustainability goals and is committed to creating greater value for our clients, industries, and the environment.
With Taiwan as our foundation and the world as our stage, K-SONIC continues to refine production technologies, strengthen brand competitiveness, and stride forward as a leading force in the global ultrasonic application field.
Brand Story
K-SONIC｜Empower Connections, Unleash Excellence
We weld more than materials; we forge trust and the future.
Founded in 1979, K-SONIC (formerly KING ULTRASONIC) has been dedicated to ultrasonic welding technology for over 40 years. Starting with a single plastic welding machine, we’ve grown into a trusted brand offering high-precision, energy-efficient, and intelligent welding solutions across industries including plastics, nonwovens, metals, medical devices, automotive, textiles, and food packaging.
At K-SONIC, we believe every weld is more than just a technical process — it’s a connection of quality and value. Our systems feature digital control, closed-loop amplitude stability, and Industry 4.0 compatibility, delivering both standard and fully customized automation solutions with consistent performance and reliability.
Clients from over 40 countries choose K-SONIC not only for our machines, but for the long-term partnership and trust we bring. We walk with our customers from concept to production, turning every challenge into a shared achievement.
Looking ahead, we remain committed to advancing energy-saving technologies and sustainable manufacturing, driving greater value for industries and shaping the future of ultrasonic applications worldwide.
Awards & Certifications
Strong R&D Team and Solid Research Capabilities
ISO 9001, ISO 13485
GMP registration
