Qingdao Hanhe Cable Co., Ltd. is a technology-intensive enterprise, a key high-tech company, National Top Rated Credit Enterprise and industry leader, integrating Cable and Accessory System, Smart Grid Technology and Transmission&Transformation Project three scopes in one, engaged in R&D, manufacture and operation of products. Besides Qingdao headquarters, Qingdao Huadian High Voltage Electric Co., Ltd. and Qingdao Hanhe Electric Engineering Co.,Ltd., Hanhe has also established wholly-owned subsidiaries in Jiaozuo, Xiuwu, Changsha, Beihai, Changzhou, Nvdao etc. Hanhe owns National-certified Enterprise Technology Center, National Research Center for HV and EHV Cables Engineering Technology, as well as Postdoctoral Programme. Hanhe is the first one who passes ISO9001, ISO14001, OHSAS18001 management system certification in the industry and it has also gained PCCC, KEMA, DNV, UL certification etc. Hanhe listed on the Shenzhen Stock Exchange in 2010 and ranks top in terms of high quality products, superior services and integrated competitiveness in China cable and wire industry.