ISO 9001

ISO 14001

Certificate of Promising Samll and Medium Export Enterprise

Quality Management System Certification

Environmental Management System Certification

Corporate-Institution Research Center Certification

Certification of Specialized Company in Materials, Parts, and Equipment

Certification of Technology Innovation-Type Small and Medium-Sized Enterprise (Inno-biz)

Venture Business Certification

Valve block for hydraulic actuator

Valve apparatus having a function of bidirectional flow control for hydraulic actuator and method for flow control using the valve apparatus

Proportional pressure-reducing valve with sppol having improved alignment performance

Proportional pressure-reducing valve with spool having improved shape of land portion

Spool for flow control valve and a flow control valve using the spool

Proportional pressure-reducing valve with solenoid actuator having improved piston control

Valve Structure with Improved Assembly Ease

Best Family Frindly - Management System Certificate

Clean Workplace Certificate