Xyoo 1999
1999- Tsim cov graphite electrode cog.
2000
2000- Yuav 10 + pab pawg kws kho tsheb
Xyoo 2007
2007-Tshiab-ua 18-chav nplhaib ci rauv
Xyoo 2014
2014-New-built 20000KVA LWG graphitization furnace
2015
2014-Purcahse Tshiab ib puag ncig ntau lawm tshuab
2016
2016- Tsim 24 lub kaus poom calciner
2017
2017-Tshiab Tsim lwm lub Warehouse loj rau graphite electrode thiab CPC
2018
2018-Peb cov khoom tau txais tos thoob ntiaj teb steel Hoobkas
2019
Thaum kawg ntawm 2019 Yuav cov niaj hnub crusher thiab cov cuab yeej tshuaj ntsuam xyuas
2020
Niaj hnub no peb muaj kev paub txaus ntawm kev tsim thiab muag GE thiab Carbon Additives