Hengfengyou Substation Factory is located in Qingdao, China. It is a modern enterprise specializing in the R&D and manufacturing of efficient and reliable substation equipment. The factory boasts standardized production workshops and advanced production lines, covering core processes such as CNC machining, automatic welding, transformer assembly, and HV/LV switchgear integration.
We strictly adhere to the ISO9001 and SQA management systems, implementing precise inspections and multiple tests from raw material procurement to finished product delivery, ensuring that every product complies with national and industry standards. We can meet global technical standards including ANSI/IEEE, IEC, EN, NF, and SABS, and have obtained international certifications such as ISO, CE, IEC, UL, CSA, and SABS.
Our main products include 33kV-232kV power main transformers for various substations, compact substations, 1-35kV medium voltage switchgear, 0-1kV low voltage equipment, mobile substations, as well as outdoor 33kV-232kV instrument transformers and 33kV-232kV circuit breakers. These products are widely used in power grids, new energy projects, industrial and mining enterprises, and municipal engineering. Leveraging stable performance and professional technical support, we are committed to providing safe and intelligent power solutions for users worldwide.
