1999
1999- E guzobere ụlọ ọrụ elektrọd graphite.
2000
2000- Zụta igwe igwe iri + otu
2007
2007-Ọkụ ọkụ ime ụlọ nke nwere ọnụ ụlọ iri na asatọ arụpụtara ọhụrụ
2014
Ọkụ eserese 2014-Ọhụrụ arụpụtara 20000KVA LWG graphitization
2015
2014-Zụta Igwe mmepụta gburugburu ebe obibi ọhụrụ
2016
2016-Wụpụta kalịnda 24 nke dị n'ime ite
2017
2017-Ọhụrụ E wuru nnukwu ụlọ nkwakọba ihe ọzọ maka elektrọd graphite na CPC
2018
2018-A na-anabata ngwaahịa anyị gburugburu ụwa ụlọ ọrụ ígwè
2019
Na ngwụcha afọ 2019, zụta ngwa igwe eji ekpuchi ihe na ihe nlele nke oge a.
2020
Taa anyị nwere ahụmịhe zuru oke n'imepụta na ire ihe mgbakwunye GE na Carbon.