OSR is a highly experienced contractor specializing in steel structure construction, with a proven ability to deliver complex industrial projects to the highest standards. Over the years, the company has built a strong reputation through its involvement in large-scale developments such as the Van Phong Coal Fired Power Plant, the H2 Green Steel Project—recognized as the world’s first carbon-neutral steel plant—and the Passenger Boarding Bridge for Noi Bai International Airport (HAN).

With a skilled workforce, advanced fabrication capabilities, and strict quality control processes, OSR consistently ensures safety, precision, and timely delivery across all projects. The company’s expertise covers the full scope of steel structure works, from design support and manufacturing to installation and commissioning. These achievements demonstrate OSR’s commitment to innovation, sustainability, and excellence, making it a trusted partner for demanding infrastructure and industrial developments worldwide.