Rayson has developed to be a professional manufacturer and reliable supplier of high-quality products. Throughout the whole production process, we strictly implement the ISO quality management system control. Since established, we always adhere to independent innovation, scientific management, and continuous improvement, and provide high-quality services to meet and even exceed customers' requirements. We guarantee our new product 6 inch spring mattress will bring you a lot of benefits. We are always standby to receive your inquiry. 6 inch spring mattress We have been investing a lot in the product R&D, which turns out to be effective that we have developed 6 inch spring mattress. Relying on our innovative and hard-working staff, we guarantee that we offer customers the best products, the most favorable prices, and the most comprehensive services as well. Welcome to contact us if you have any questions.The manufacturing stages of Rayson covers the following aspects: fabric selecting and sourcing, sample making, fabric pretreating, cutting, sewing, and laundering.