YOSHINO GYPSUM | About Us | Company Profile
Started production of gypsum board. 1937: Incorporated as Yoshino Gypsum Co., Ltd. 1948: Provided public guidance in board manufacturing technology to Nitto Gypsum Co., Ltd. and Osaka Fireproof Board Co., Ltd. 1955: Technical cooperation with Kaiser Gypsum Company, Inc., a gypsum manufacturer in the United States. 1959