Chifeng NFC Kumba Hongye Zinc Co., Ltd (CNKH), NFC's secondary company, completed its Phase II Project of Comprehensive Recovery and entered the pre-production phase on 10th May, 2012. This project began in mid-September, 2011, and completed within only 8 months. It is another of CNKH's environmental friendly cyclic economic project with moderate investment, high construction speed and quality, good benefits and high level of automation. This project is expected to fully recover the copper, cadmium, zinc and cobalt from the liquid residue of CNKH's 210,000 t/a zinc production capacity.