[product name]: the exclusive debut of "dragon's fury" of the most powerful one Qing waist Dao Series in history Qingdao is a weapon used by ancient Chinese soldiers to fight against the enemy. [blade material]: extreme manganese steel hand forging, baking black, exclusive embossing technology "silver powder", pure manual fine grinding technology. [fittings]: exclusive leading suit "unique" [sheath material]: heavy ant wood wrapped with "Dragon" leather [suitable]: collection of self-defense lovers, delivery of housewarming gifts, martial arts fitness Exquisite decoration [performance]: it is like chopping iron and cutting vegetables, and its toughness can reach 90 degree straightening... [technology]: it is handmade by dozens of ancient Longquan methods, such as hammering, hot forging, shoveling, filing, grinding, heat treatment (quenching) tempering, primary repair, fine repair, etc