Beijing Tangshan Seaport Development Zone, 16m flag pole in total of 488 1,height--16m; 2,thickness--3mm 3,materal--SUS304; ... ), stainless steel steel rope,hand crank,nano flag.3,ways of raise a flag--manul;4, Workmanship-- One pole to the ... welding, grinding, correction, polished, brushed horizontal, smooth Beijing Tangshan Seaport Development Zone, 16m flag pole in total of 488