About usViet Bac Development and Construction Investment Joint Stock Company (VIET BAC ., JSC) is a professional manufacturer of doors and door accessories with more than 15 years of experience in Viet Nam. Up to the present, we have endeavored to expand our production by investing in the factory that manufactures door accessories, focusing mainly on hinges and other high-quality stainless steel components for doors made of several materials, such as wood, industrial wood, composite plastic, steel,...