Nestled in Kien Hung Commune, Ha Dong Town, Hanoi, the small, but prestigious village ? Da Sy has a long - standing history of forging profession. Historically, two blacksmith ancestors of the profession were Nguyen Thuat and Nguyen Thuan who came to the village several hundred years ago, and taught forging technics for locals. During wars in Vietnam, the village was the main source supporting weapons for Vietnam military. However, when peace returned to Viet Nam 40 years ago, the Da Sy people returned to making to agricultural implements such as ploughs, rakes and machinery parts or kitchen implements.