Till the close of last week May 7th, imported iron ore stockpiles at China major ports added by 330,000 tonnes to 68.35 million tonnes, out of which Brazilian ore stockpiles decreased by 90,000 tonnes to 17.02 million tonnes, Australian ore inventory increased by 120,000 tonnes to 21.25 million tonnes and Indian ore stock up by 450,000 tonnes to 17.3 million tonnes.