China’s commodity exchanges move to cool iron ore, steel prices as supply squeeze fuels global rally

China has called for greater risk controls among 

The Dalian Commodity Exchange raised the margin requirement and widened the daily trading band for iron ore contracts starting Tuesday, without giving specific numbers, according to a statement posted its website late on Monday.

The Shanghai Futures Exchange also on the same day raised trading costs by reinstating fees for closing positions on contracts linked to steel rebar and hot-rolled coils at 0.01 per cent of transaction value, according to a statement on its website.

The move is sending a clear message that China’s market watchdog is paying close attention to