Ningbo pol-sun co.,ltd which is a special manufacture of pneumatic components and circular connector .
our main products:push in fittings,one touch fittings,brass fittings,mini fittings,hand valves,silencers,speed controller,air guns,metal couplers ;connector,circular connector,waterproof connector.mini circular connector,rectanguler connector,and so on.
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Ningbo pol-sun co.,ltd which is a special manufacture of pneumatic components and circular connector .
our main products:push in fittings,one touch fittings,brass fittings,mini fittings,hand valves,silencers,speed controller,air guns,metal couplers ;connector,circular connector,waterproof connector.mini circular connector,rectanguler connector,and so on.
