Apr 4, 2016 · The new facility aims to support Yalelo’s ambition to expand production to between 20,000 and 30,000 metric tons of tilapia within the next few years. “The new company and factory will be called Aller Aqua Zambia Limited, and will be the largest and most modern of its kind in Africa. It will have a capacity of 50,000 tons of feed per year