Some sliding door devices do not achieve the sealing effect afterwards, then a high-performance coated foam sealing strip is required for the device, which is independently developed by introducing advanced consumer equipment. This product is covered with a layer of waterproof, wear-resistant, and anti-aging composite film on the soft sealing material, which extends the life of the sealing material. It can be directly used for the gap sealing of various doors and windows, suitable for various high-end door and window systems. The performance of sealing, sound insulation and shock absorption is quite outstanding.