Iron Man 3 has continued its record-breaking run at the global box office after scoring the biggest opening day ever in China.

The sequel eclipsed the $17 million (£10.6 million) debut of Transformers: Dark Side of the Moon by opening on Wednesday (01May13) to a $21.5 million (£13.4 million) take.

The third installment in the blockbuster Marvel franchise has now earned a whopping $307.7 million (£192 million) outside North America. It opens there on Friday (03May13).