Grobest GroupSales 2014: $850 millionKey executive: Ko Chi-Kang, CEOwww.grobest.comFeed giant Grobest, now Grobest Group, was established in Taiwan in 1974. The vertically integrated company has grown from an aquatic feed producer to also include aquaculture production, feedstuff trading, feed additive production, research and development, biotechnology application,