Over four hundred solar milling plants have been installed in various parts of the country.
Zambia Cooperative Federation -ZCF- Director General James Chirwa however says only 3-hundred solar milling plants are operational.
Mr. Chirwa says the federation will put up measures to retrieve those that are not operational.
He has urged cooperatives in the country to utilise the solar milling plants for the intended purpose.
Mr. Chirwa said this in an interview with ZNBC news in Lusaka.