Chinese steel maker Hunan Valin Iron and Steel Group Company is set to increase its stake to 17.4 per cent in Fortescue Metals Group by subscribing for a further $87 million in shares.

Chinese steel maker Hunan Valin Iron and Steel Group Company is set to increase its stake to 17.4 per cent in Fortescue Metals Group by subscribing for a further $87 million in shares.