Descripción del producto

using  fist-class rolling,welding and coating machines and production process,promising quality fundamentally,we controls the production process from material treating,welding,coating to product inspecting and stocking,and rigidly following the ISO***1:***8 standards,makes our product features of ease of installation.long life time,strength of security.
The company also follows the ISO****1:***4 environmental management system standards to reduce environment damage and pollution,reflecting the CSR of the firm,Tengyuan Fence in the principe of quality first,under the guidance of Ministry of Railways and Ministry of Communications,we have been approved by relative departments.