 He wears iron armor, rides an armored horse and wields an iron sword.The image implies a society of a certain sophistication in metallurgy as well as An Dương Vương's "Legend of the Magic Crossbow", a weapon, that can fire thousands of bolts simultaneously, seems to hint at the extensive use of archery in warfare.The about 1,000 traditional craft villages of the Red River Delta near and around Hanoi represented throughout more than 2,000 years of Vietnamese history the national industrial and economic backbone.