Our company has a patent on a product called the backrest mobile hinge. Its design considers the mechanical operation of the human body. Iterative updates demonstrate, with reference to the details of various products, that the use of iron and plastic has two advantages: the material is strong, stable, and prevents swaying, and high steel is chosen to absorb and eliminate noise. The product can be used with a sofa's armrest and backrest. easy to install.The primary material is iron, and the procedure involves welding and splicing. You may push it forward and backward; the front push state primarily serves as a backrest for a sofa, and the back push condition allows you to recline on the sofa. The fusion of metal raw materials with each other can withstand greater weight, ensure clean and flat edges during the production process, and install the snail under high temperature can make the welding stronger.We have a team of professional designers who are able to provide product customization services.Due to our extensive experience dealing with a wide range of clients, we are confident in our ability to provide specialized solutions that successfully and effectively accomplish any of our clients' goals.As a manufacturer manufacturer, we can offer you the lowest price and the best quality products, we have more than 20 years of rich experience in production and are still innovating and developing our product line. By working with us, you can save your production cost, time cost of selecting products, and excellent after-sales service.