Hangzhou Liansheng Insulation Co., Ltd was established in 1988, to be subject to Zhejiang Holley Group, is the enterprises which specialized in composite materials. Now our company is the leading company in this industry in China and has more than 600 employees, among them, professional and technical staff account for 40 %, and the existing production capacity of types of composite materials are 15, 000 tons per year; The main products of our company are: laminates Sheets( such as FR4, G10, G11. CEM-3 and ect), workpiece type and special material (such as Aluminum based Copper clad laminates, GPO-3, etc.). Products are widely used in computers, instrumentation, communication equipment, automobiles, locomotives, rail transportation, energy and other high-tech industries. Our company has passed ISO9001, ISO14001, UL product safety certification and SGS environmental inspection;