In 1999, the company successfully developed a new type of anti-fogging film. Grouting in the original film is specially formulated polyethylene films and longevity longevity EVA films are the basis for re-processing, high-tech anti-fogging agent to deal with the inner surface of plastic sheeting, such treated films, anti-fogging agent firmly attached to the wall films, films of the protective layer formed on the surface, and according to the production process, will be named grout film, and in Zhejiang, Jiangsu and other surrounding areas to promote large-scale trials. After several years of development, grout film with great success. As the grout film unparalleled advantages, grout film on the market gradually replace other types of plastic, as plastic sheeting in a new force.