Foshan Nanhai Yongxing Valve Manufacturing Co.Ltd  
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Patented Items
Appearance Design Patent
Backflow Preventer Open Type Shower Nozzle

Backflow Preventer
Patent No. ZL 00 3 24500.4

Open Type Shower Nozzle
Patent No. ZL 02 3 58944.2
Double Stop Backwards Valve Energy Saving Silent Check Valve

Double Stop Backwards Valve
Patent No. ZL 2004 3 0012930.6

Energy Saving Silent Check Valve
Patent No. ZL 94 3 04486.3
Wafer Type Silent Check Valve Gate Valve

Wafer Type Silent Check Valve
Patent No. ZL 94 3 05026.X

Gate Valve
Patent No. ZL 95 3 05691.0
Pipeline Backflow Preventer Filters Plunger-Type Water Power Control Valve

Pipeline Backflow Preventer
Patent No. ZL 98 3 19941.8

Filters Plunger-Type Water Power Control Valve
Patent No. ZL 99 3 27844.2