The water retaining film is mainly used for waterproof and sound insulation inside the door to meet the requirements of waterproof, sound insulation, noise reduction and environmental protection of the whole vehicle.

EVA waterproof film adopts the production process of EVA+ hot melt adhesive or EVA+ butyl adhesive, which has high waterproof and noise reduction performance.

PE waterproof film using PE+3M or PE+ butyl adhesive production process, with high waterproof performance, low cost, easy to process molding.

XPE waterproof film is produced by XPE+ butyl glue technology, which has high waterproof and sound insulation performance.Used for waterproofing and soundproofing inside car doors.