Profile: DongGuan Nidy Clean Technology Co.,Ltd offers clean room products such as protective films. We also offer clean room papers, clean room wipers, face masks, clean room swabs and fiber optic swabs. We provide sticky mats, sticky rollers, adhesive rollers, sticky pads and silicon rollers. Sticky rollers are composed of polyethylene sheets coated with acrylic-based adhesive, which can be fast, efficient and easy to remove dust & particles. The standard core diameter sizes are designed to allow maximum efficiency to effectively clean a wide or narrow areas with less frequent sheet disposal.