A firm traders are more than happy to recommend block trading on. According to market capital, Vale is the largest company within its sector. It is certainly one of the most appealing and prolific. As the mining industry has been under the spotlight over the course of the year in South America for one reason or another, demand in Vale’s product range has grown significantly across the globe. Headquartered in Rio de Janeiro, the firm ties itself to logistic and support, railway and port management, and basic metal materials. Vale also owns several hydroelectric power plants.