Sungsimdang was first established as a small bakery selling jjinbbang (steamed bun) in front of Daejeon Station in 1956, and has since become an iconic bakery that represents Daejeon as well as Korea's baked goods. Baked goods at Sungsimdang are all handmade using quality ingredients and reach almost 400 in variety, including breads that uses slow-bread process which requires a 16-hour fermentation.