Chi is a trusted supplier of garage door handle lock. We design, manufacture, and sell quality products to small, medium, and large enterprises. According to the material, Chi's products are divided into several categories, and garage door rollers is one of them. When manufacturing Chi galvanized garage door spring, we take the quality of raw materials into consideration. The product has a smooth metal surface with no burrs. The product will be a much greener choice. Since its bulbs don't heat up when switched on, the energy consumption is much lower. This will be a huge favor for users. The product has passed the load test.
Making great contribution for garage door window industry is our team's responsibility. Please contact us!