Towards
Decarbonizing Tomorrow,
Starting Today
For over 40 years, HSS Group has specialised in Air Preheater (APH) and Gas-Gas Heater (GGH) restoration. Optimising the APH's and GGH performance is key in lowering CO2 emissions by 3% to 15% and pollutant dispersion.
Building on our European foundation and a growing Asian presence, HSS offers a blend of traditional expertise and forward-thinking innovation as an independent service provider. We are also expanding our capabilities to include services for wind turbine owners and operators.

Decades of Industry Leadership and Innovation
Our commitment to quality, integrity, and environmental responsibility drives our continued success.





Trusted by power plants worldwide, HSS has built a reputation for reliability and expertise since its establishment in 1984.
With offices in Malaysia, Vietnam, Indonesia, and China, we are strategically positioned to provide localised support with global standards.
HSS’s unique, automated APH/GGH cleaning solutions provide unmatched efficiency, reducing plant downtime and enhancing energy recovery.
From waste management to energy efficiency, HSS is dedicated to minimising environmental impact and promoting sustainable energy practices.

Specialised Services focus Efficiency and competitive pricing
HSS automated systems and expert solutions ensure optimal performance, safety, and reliability.
Specialised Services focus Efficiency and competitive pricing
HSS automated systems and expert solutions ensure optimal performance, safety, and reliability.

HSS Automated Restoration Cleaning System with Patented Molecularization Technology demonstrated its superiority in a recent trial comparison at a 1,000 MW coal-fired power plant in Asia, featuring an 18m diameter and 2.8m deep APH.
Fouling, scale, and biofilm reduce efficiency; automated high-pressure water jetting removes deposits, clears blockages, and enhances heat transfer, ensuring optimal performance and preventing failures.
Harnessing data-driven insights ensures wind energy success, optimising efficiency, reducing risks, and maximising investment returns for sustainable, reliable operations.
We offer tailored pipeline engineering services to ensure your service water pipeline systems operate efficiently during Air Preheaters (APH) restoration....
Delivering from Automated to Manual Build drainage services, we ensure that we handle every challenge with precision and efficiency. From pipeline maintenance to high-pressure jetting, desludging, we cover all aspects of drainage and effluent using state-of-the-art equipment.
Tailor-made valve engineering solutions, designed to meet your specific needs. Whether you require custom valve selection, specialized maintenance programs, or advanced refurbishment strategies, our team provides personalized services to optimize your system’s efficiency and reliability.

Discover All Services
Discover how our tailored solutions can optimise your power plant's efficiency and sustainability