z MUNGYO
  • ¿¬Çõ
  • ȸ»ç¼Ò°³

¿¬Çõ

1968
  • 12. Received the Korea Standard certificate for Blackboard and Chalk
1966
  • 09. Developed Chalk and started production
  • 08. 15 Renamed as "MUNGYO Chmical Industry"
  • 06. 04 Developed pastel and started production - patented (No.1923)
1946
  • 08. 15 Established of "MUNGYO blackboard company" at Busan, Korea and started production of blackboard