... 1,height--16m; 2,thickness--3mm 3,materal--SUS304; Tangshan bay international yacht harbor flagpole--388 sets1, Technique--cmcom rust ... Downwind rotating device), flag card(hang flag divice), stainless steel steel rope,hand crank,nano flag.3,ways of raise a ... the welding, grinding, correction, polished, brushed horizontal, smooth Beijing Tangshan Seaport Development Zone, 16m flag pole in total of 488