GRH has been awarded as a provincial engineering technology center, new high-tech enterprise and other honorary titles. Our self-developed load-sensitive proportional valve has been set up as national key project and we have established joint research and development teams with several well-known domestic universities to develop new technology applications within fluid dynamic fields.
GRH has paid attention to the importance of electro-hydraulic system integration and has been actively involved in the development of systems that save energy and reduce costs.
GRH’s factory has 50 processing centers and 220 sets of CNC honing machines, CNC gear hobbing machines, CNC external cylindrical grinding machines, German thermal deburring machines
GRH was awarded ISO9001:2000 quality system certification in 2006. Our total quality management system covers all processes such as design and manufacturing.