Hangzhou HollySys Automation Co., Ltd. was established in 2003 as a professional subsidiary of HollySys Group engaged in the process automation business. Since its inception, Hangzhou HollySys ("the company") has served as a production base, sales center, and engineering service center for the Group's process automation systems. Through the refinement of over a thousand automation projects each year, the company has quickly and steadily developed to become a first-class engineering services provider and equipment supplier for domestic automation systems in China.

The company boasts a series of advanced, practical, and reliable industrial automation systems on its HOLLiAS industrial control platform, including MACS-F and MACS-S distributed control systems (DCS), professional control systems such as its turbine electro-hydraulic control systems (DEH) and intelligent turbine controller for the equipment manufacturing industry; computer-based interlocking system (VSI) for enterprises, factories, mines and railways; as well as the Bridge manufacturing execution system, SimuPlant simulation system and HAMS hardware asset management system for manufacturing enterprises. These products have been applied successfully in major projects and to key technical equipment — including 1000MW ultra-supercritical large thermal power units, 500,000-ton ion membrane caustic soda plants, 70M3 PVC plants, 2.1-million-ton soda ash plants, 3,052 ammonia-urea combined plants, 1,500-ton polysilicon plants, 700,000-ton calcium carbide plants, 4-million-ton alumina plants, 6,500t/d cement plants, 200,000-ton copper synthesis furnace plants and 5-million-ton oil refineries.

The company has a powerful capacity for the practical engineering and integration of automation control systems to facilitate enterprises' technological transformations and new projects. It offers nearly all enterprises a full range of engineering services and industry solutions such as automation control systems, electrical instrumentation sets, automation design consulting, on-site installation and commissioning. The company's products, services and comprehensive solutions can meet diverse automation and informatization needs at every level — whether in terms of field, device control, production management, or operations management level — and have already seen wide use in electric power, petroleum, chemicals, building materials, metallurgy, pulp and paper, pharmaceuticals, environmental protection, equipment manufacturing and other industries. It is safe to say that Hangzhou HollySys has established a good reputation in the automation industry.