Beijing Tangshan Seaport Development Zone, 16m flag pole in total of ... yacht harbor flagpole--388 sets1, Technique--cmcom rust protection2, Accessary--golden yellow titanium alloy flag crown(Downwind rotating device), flag card ... produced by the welding, grinding, correction, polished, brushed horizontal, smooth Beijing Tangshan Seaport Development Zone, 16m flag pole in total of ...