revealed this week to BBC that Uniqlo was "not using" cotton from Xinjiang. "By mentioning which cotton we’re using ... actually, it gets too political if I say anymore so let's stop here," he said without adding further details. Companies that buy ...

Shares of Fast Retailing declined as much as 4.5%, the most since Sept. 30, after a spokesperson said the company is concerned about Chinese demand following comments from its chairman that the retailer is not using cotton from Xinjiang.

The boss of the company behind global fashion chain Uniqlo has told the BBC that the Japanese firm does not use cotton from the Xinjiang region of China in its products. It is the first time Fast Retailing's chief executive Tadashi Yanai has directly addressed the contentious issue.