GRH na-emepụta ma na-emepụta ike unit, orbit moto, hydraulic gear pumps / gear Motors, mono-block valves, sectional stack valves, proportal valves and flow dividers .A na-ejikarị ihe ndị a na-arụ ọrụ na ígwè ọrụ mmepụta ihe, njikwa ihe, ụlọ ọrụ mmepụta ihe, ọrụ ugbo na ụlọ ọrụ mmepụta ihe. ubi.