Our company has a professional R&D team of rail damping system and a research team of resin-based composite materials and engineering application technology. Our company has developed a series of products with independent intellectual property rights, such as double-layer nonlinear damping fasteners, high torsional resistance and high damping fasteners, rail damping vibration absorbers, new large-thickness integrated sleeper, resin-based composite materials evacuation platform, tramcar fasteners and wrapping materials, chemical anchors and other products. It has been widely used in Beijing, Shanghai, Guangzhou, Shenzhen, Hangzhou, Qingdao, Chengdu and other domestic urban rail transit and national railway lines.