BRIEF-Inner Mongolia BaoTou's shareholder pledges 446 mln shares to Huatai Securities

March 31 (Reuters) - Inner Mongolia BaoTou Steel Union Co

Ltd

* Says controlling shareholder has pledged 446.0 million

shares in the company on March 30 to Huatai Securities

to replenish capital, adjust debt structure

Source text in Chinese: http://bit.ly/2nGNtVi

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(Reporting by Hong Kong newsroom)