Green Carbon Trading Limited, established in 2018 in Hong Kong, is a sourcing and trading firm specializing in metallurgical raw materials and consumables for the steel, ferro-alloy, and foundry sectors worldwide. The company operates from its corporate office in Wan Chai, Hong Kong, with additional offices in Beijing, China. It is engaged in the wholesale trade of fuel, metal, and construction materials. The company has traded products including anthracite, non-agglomerated refractory cements, mortars, concretes and similar compositions, petroleum coke, calcined coke, and semi-coke of coal, lignite, or peat.