Shanghai Great Roll Forming Machinery Co., Ltd（GRF） has been fabricating industry-leading tubes and sections components for category leaders for 17 years. Headquarter in Shanghai, China, GRF is a  leading corporation of  metal products, serving the Automotive, elevator, construction, photovoltaic, cabinet Industries, original Equipment and others.

Creating custom roll formed shapes for clients is the daily business of GRF. Any parts identified can be practially produced by applying advanced roll forming operations and adjacent process technologies. GRF from custom shapes and profiles to be completed assemblies, we deliver cost-effective, roll formed components, roll forming tools and dies and integrated metal forming production lines. We innovate new technologies to develop roll forming systems that will be tomorrows standards.