Ningbo HOYEA Machinery Manufacturer CO., LTD established in 1993, manufactures electro-hydraulic control system. The corporation, which relies on its own copyrights and patents, advanced technology and management, always keeps improving itself to be better and to impel the continual development of the electro-hydraulic control technology of China.

HOYEA leads the Chinese hydraulic industry by its abundant experience and innovative solutions, and has become a real expert in Chinese hydraulic in the last decades. It manufactures various hydraulic products, including control components, executors power units and provides solutions for advanced electro-hydraulic systems.

Ningbo HOYEA Machinery Manufacturer CO., LTD along with Ningbo HOYEA Electro-hydraulic control engineering CO., LTD and Zhejiang University electro-hydraulic control engineering technical research center CO., LTD, make up of strong combination to built the electro-hydraulic top brand of China.The corporation relies on scientific talents and tones up innovation ability unremittingly, it takes Zhejiang University National electro-hydraulic control technological research center and the high technological research center of Ningbo electro-hydraulic as innovation platform. It also utilizes first-class research group, first-class key technology and craft equip predominance, pays attention to the research of new products and high technology actively, fully utilizes the advanced technology of electro-hydraulic and computer frequency conversion, which is now involving and opening up the new field constantly and acquiring plentiful and substantial fruits. Meanwhile, the company has quantities of independent technology; multiple research results have filled the domestic gaps. There are dozens of inventions and practical patents, which build the advanced and high quality technical supporting system of HOYEA, such as different pressing type complex valve of proportional flow, bidirectional different pressing feedback type of pilot-operated slide valve and so on. The company won the title of high technological enterprise of Zhejiang province, outstanding enterprise of technological innovation of Zhejiang province and Advanced enterprise of top ten scientific and technological cooperation of Ningbo, several products got the outstanding new products, which was awarded by the national guild.

The company has through ISO9001 quality system authentication. The products cover the whole fields of hydraulic components, and have already been widely applied in each trade. There are routine hydraulic pressure valves, proportional valves, cartridge valves, restrictive valves, explosion isolation proportional solenoid, radial piston eccentric hydraulic motors, internal gear pump, cylinders, etc. Among them, the proportional pressing flow complex valve is classified as the national key products and national-level Torch program project.