1. extruded steel channel is manufactured and processed by imported raw material.It comes with installation instructions and videos
2. Shanghai ChangZeng Metal Co., Ltd. has rich experience in extruded steel channel customization service. It is tested by third parties such as SGS and BV
3. We continuously monitor and adjust the production process to ensure that the product quality meets the policy requirements of customers and the company. It is chosen for its higher resistance to corrosion
1. After years of continuous efforts, Shanghai ChangZeng Metal Co., Ltd. has established a strong extruded steel channel research & development department.
2. Free maintenance services can be offered in Shanghai ChangZeng Metal Co., Ltd. . Get more info!