HHI can help you select the best substation solution. HHI provides turnkey substations with first-class service through our many years of experience and R&D of substations around the world.

HHI makes a full range of substation equipment such as gas insulated switchgears, power transformers, and electrical panels. We also have outstanding global sourcing competencies and A/S networks.

Many years of experience in substation projects with our quality products enables us to comply with any client requirements and the needs of tomorrow.

Our proven technical expertise and industry experience have resulted in achieving an internationally recognized position as a total solution provider in the field of turnkey substations ranging from 72.5 kV up to 800 kV.