- Zhengfeng Refrigerator and Pneumatic Factory
- solenoid valve,pressure control,pressure switch,flow swithc,expansion valve,filter drier,refrigeration parts,air source units,pneumatic fitting,auto drain,Refrigerator Parts,Pressure Control,Solenoid Valve,Flow Switch,Air Source Treatment Units.
- Address:Charmay centre 12 Ka Hing RD
1