The project was put into production in 2004. The raw materials are Co(OH)2, heterogenite, CoCO3 and Co residue. It applies the process of leaching—purification—extraction to produce cobalt oxalate and electric cobalt products. The project won ministeriallevel first prize for excellent engineering design in 2005, silver medal of national excellent engineering design in 2006 and silver medal of national excellent engineering design in 2006.

The process area