Shanxi Granres Metals Technology Co., Ltd. Shanxi Granres Metals Technology Co., Ltd. was established on 19, 2017, located at Room 307, third floor, No. 5 Fengzhe Road, Stainless Steel Industry, Jianghuayuan District, Taiyuan, mainly engaged in the manufacture of metal signs for traffic and public management, software development, and information technology consulting services. company's main products include guideable crash barriers, movable guardrails, cast iron guardrails, and traffic signs, which are widely used in municipal and traffic fields As of 2025, the company has 7 patents and 2 software copyrights, and has been rated as a High-tech Enterprise (2023 and a Science and Technology Small and Medium-sized Enterprise (2024).