Shandong Shuangyi Group Co.,Ltd locates in Xinhua Industrial County Dezhou City Shandong Province with an area of 102,500m² and capital value of 120,000,000 RMB.We mainly engaging in producing FRP Wind Turbine Nacelle Cover ,FRP cooling tower,roof ventilator,FRP mechanism corrugated lighten board,FRP winding tank,engineering truck cover,FRP car parts,FRP building ornaments , ending equipment of central air-condition and engineering installation.It is the provincial grade promise treasuring and contact-keeping company and gained ISO9001 Certificate of Conformity of Quality Management System Certification , ISO1401:2004 Certificate of Conformity of Environment System Certification and GB/T28001-2001 Certificate of Health and Safety Management Certification .