Wondering how compressed pocket coil springs can save space in sofa bed production? In this factory tour, we take you inside Yirilom's 5,000 sqm facility in Foshan to show how these inner springs are manufactured, compressed, and packed for upholstery workshops. See the 8 advanced production lines in action, learn how 8 million pocket springs are made monthly, and discover how OEM/ODM customization with low MOQ works for your next sofa bed project.