Dongying VOLNEX Energy Equipment Co., Ltd. is a professional Chinese manufacturer specialized in power transformers and supporting accessories. Located in Dongying, Shandong Province, we integrate R&D, production and global sales to deliver reliable power distribution equipment for worldwide clients. Our main product lines cover oil immersed transformers, dry type transformers and full range transformer accessories. All products follow IEC international standards and adapt to diverse complex working conditions, whether for urban grid upgrading, industrial parks or renewable energy projects.