YUYAO GAOLIN PLASTIC FILM FACTORY located in industry zone of plastic films in Ningbo china is a professional manufacturer of warning tape. We can design and manufacture various specs following customer&＃039;s requirement. Including AL combined caution tape, PE /PVC caution tape .customized thickness, width and length are all available we have developed the detected aluminium foil of high-level films, which has metal detected performance to be much advantaged of underground pipeline construction The standard size is 3â??*300â??and various thicknesses are available We can also produce your customized orders. .