The company takes the quality principle of "customers first，based on quality assurance , continuous improvement to provide high quality , environmental protection and high performance insulating materials . To make the product quality in optimal conditions ,"products have been sent to professional organizations for testing such as National Digital Electronic Product Testing Center of Mechanical industrial electronic materials etc . The products have gained certifications from national and international testing organization , such as UL certification of the USA, the French national standard certification , CEMT , RoHS , Reach etc.