Home > Company > Introduction
-
- 2008. 11.
- Completion of zeolite molecular sieve factory
- 2005. 01.
- Listed in KOSDAQ
- 2002. 04.
- Completion of company building in Gangnam-gu, Seoul, Korea
-
- 1997. 10.
- Completion of manganese oxide factory
- 1997. 03.
- Selected as promising small and medium-sized enterprise
- 1995. 09.
- ISO 9001 certified
-
- 1988. 06.
- Completion of zinc dust factory
- 1987. 10.
- Completion of zinc phosphate factory
- 1986. 03.
- Completion of lithium bromide factory
- 1985. 09.
- Foundation of Hanchang Industries, Co., Ltd.