October 1947 The Company is established in Marugame, Kagawa Prefecture, with a capital of ￥2 million, as a producer of carbon disulfide. October 1957 No. 1 Tokushima Plant (now Tokushima Plant's Yoshinari location) is built and begins operations in the production of sodium sulfate. May 1961 CMC production begins at No. 1 Tokushima Plant. We applied CMC to wall material later. June 1962 No. 2 Tokushima Plant (now Tokushima Plant's Kitajima location) is built. October 1962 The Company's shares...