– Kaohsiung Branch

• Maintenance, assembly, and testing of pneumatic control valves
• Repair and test the motor valve in the factory
• On-site adjustment and testing of motor valves
• Replacement, adjustment and testing of the positioner of the pneumatic valve inside/outside the factory

– Taipei Branch

• Upgrade SIEMENS DR20 single loop controller to DR21
• SIEMENS 353 multi-loop controller programming
• SIEMENS APACS+ DCS technical consult
• Maintenance and testing of SIEMENS PS2 & 760 positioner