Founded in 1998, Sooji Precision Chemistry Corp. has invested its full time in developing loess-related well-being products and items to help enhance human health and good life. Many years of research and development in this regards have resulted in the complete set of loess panels and tiles that help build ondol rooms with ease at low cost.
Sooji has also developed other products riding on loess related experiments and knowhow, which ranges from a shoe comfort to a singles use fomentation chamber.