ADD - Headquartered in Shanghai, China, the company was established in 2013. The factory is located in Binhai Park, Qidong, Nantong City, Jiangsu Province and has many years of experience in project management and guardrail production.

We are committed to providing high-quality products to the market and customers, beautifully designing personalized metal fence series, fence series, guardrail series, and entrance and exit control series products to provide a variety of solutions for your site protection and view product catalogs.

We have passed the IS09001-2008 quality management system certification, and at the same time it is one of the fence manufacturing enterprises certified by the Ministry of Transport.